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MTC-1
MANUAL AIR CONDITIONER
J AIR CONDITIONER
CONTENTS
C
D
E
F
G
H
I
K
L
M
SECTION MTC
A
B
MTC
Revision: October 2006 2006 Titan
PRECAUTIONS .......................................................... 4
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” .................................................................. 4
Precautions for Working with HFC-134a (R-134a) ..... 4
Contaminated Refrigerant ........................................ 4
General Refrigerant Precautions .............................. 5
Precautions for Leak Detection Dye ......................... 5
A/C Identification Label ............................................ 5
Precautions for Refrigerant Connection ................... 6
FEATURES OF NEW TYPE REFRIGERANT
CONNECTION ...................................................... 6
O-RING AND REFRIGERANT CONNECTION ..... 7
Precautions for Servicing Compressor ..................... 9
Precautions for Service Equipment .......................... 9
RECOVERY/RECYCLING EQUIPMENT .............. 9
ELECTRONIC LEAK DETECTOR ........................ 9
VACUUM PUMP ................................................. 10
MANIFOLD GAUGE SET .................................... 10
SERVICE HOSES ............................................... 10
SERVICE COUPLERS .........................................11
REFRIGERANT WEIGHT SCALE .......................11
CHARGING CYLINDER .......................................11
PREPARATION ......................................................... 12
Special Service Tools ............................................. 12
HFC-134a (R-134a) Service Tools and Equipment ... 12
Commercial Service Tools ...................................... 15
REFRIGERATION SYSTEM ..................................... 16
Refrigerant Cycle ................................................... 16
REFRIGERANT FLOW ....................................... 16
Refrigerant System Protection ............................... 16
REFRIGERANT PRESSURE SENSOR ............. 16
PRESSURE RELIEF VALVE ............................... 17
Component Layout ................................................. 18
REFRIGERATION SYSTEM ............................... 18
OIL ............................................................................ 20
Maintenance of Oil Quantity in Compressor .......... 20
OIL ...................................................................... 20
CHECKING AND ADJUSTING ........................... 20
AIR CONDITIONER CONTROL ............................... 23
Description .............................................................. 23
Operation ................................................................ 23
AIR MIX DOOR CONTROL ................................. 23
BLOWER SPEED CONTROL ............................. 23
INTAKE DOORS CONTROL ............................... 23
MODE DOOR CONTROL ................................... 23
DEFROSTER DOOR CONTROL ........................ 23
MAGNET CLUTCH CONTROL ........................... 23
Description of Control System ................................ 25
Control Operation ................................................... 25
TEMPERATURE CONTROL DIAL (TEMPERA-
TURE CONTROL) ............................................... 26
RECIRCULATION () SWITCH ............................. 26
REAR WINDOW DEFOGGER SWITCH (CREW
CAB) .................................................................... 26
OFF SWITCH (BLOWER SPEED SET TO 0) ..... 26
A/C SWITCH ....................................................... 26
MODE CONTROL DIAL ...................................... 26
FRONT BLOWER CONTROL DIAL .................... 26
Discharge Air Flow ................................................. 26
System Description ................................................. 27
SWITCHES AND THEIR CONTROL FUNCTION ... 27
CAN Communication System Description .............. 28
TROUBLE DIAGNOSIS ............................................ 29
CONSULT-II Function (HVAC) ................................ 29
CONSULT-II BASIC OPERATION ....................... 29
SELF-DIAGNOSIS .............................................. 30
DATA MONITOR ................................................. 30
CONSULT-II Function (BCM) ................................. 32
CONSULT-II BASIC OPERATION ....................... 32
DATA MONITOR ................................................. 33
How to Perform Trouble Diagnosis for Quick and
Accurate Repair ...................................................... 34
WORK FLOW ...................................................... 34
SYMPTOM TABLE .............................................. 34
Component Parts and Harness Connector Location ... 35
ENGINE COMPARTMENT .................................. 35
PASSENGER COMPARTMENT ......................... 36
Schematic ............................................................... 37
Wiring Diagram — A/C,M — ................................... 38
Seitenansicht 0
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Inhaltsverzeichnis

Seite 1 - MANUAL AIR CONDITIONER

MTC-1MANUAL AIR CONDITIONERJ AIR CONDITIONERCONTENTSCDEFGHIKLMSECTION MTCABMTCRevision: October 2006 2006 TitanPRECAUTIONS ...

Seite 2

MTC-10PRECAUTIONSRevision: October 2006 2006 TitanVACUUM PUMPThe oil contained inside the vacuum pump is not compatible with thespecified oil for HFC-

Seite 3

MTC-100HEATER & COOLING UNIT ASSEMBLYRevision: October 2006 2006 TitanHEATER & COOLING UNIT ASSEMBLY PFP:27110Removal and Installation EJS0032

Seite 4 - PFP:00001

HEATER & COOLING UNIT ASSEMBLYMTC-101CDEFGHIKLMABMTCRevision: October 2006 2006 Titan8. Remove the steering column. Refer to PS-9, "Removal a

Seite 5

MTC-102HEATER CORERevision: October 2006 2006 TitanHEATER CORE PFP:27140Removal and Installation EJS00330Heater and Cooling Unit AssemblyLJIA0138E1. H

Seite 6

HEATER COREMTC-103CDEFGHIKLMABMTCRevision: October 2006 2006 TitanREMOVAL1. Remove the heater and cooling unit assembly. Refer to MTC-100, "Remov

Seite 7

MTC-104DEFROSTER DOOR MOTORRevision: October 2006 2006 TitanDEFROSTER DOOR MOTOR PFP:27733Removal and Installation EJS00331Defroster Door Motor - Heat

Seite 8

INTAKE DOOR MOTORMTC-105CDEFGHIKLMABMTCRevision: October 2006 2006 TitanINTAKE DOOR MOTOR PFP:27730Removal and Installation EJS00332Intake Door Motor

Seite 9

MTC-106MODE DOOR MOTORRevision: October 2006 2006 TitanMODE DOOR MOTOR PFP:27731Removal and Installation EJS00333Mode Door Motor - Heater and Cooling

Seite 10 - PRECAUTIONS

AIR MIX DOOR MOTORMTC-107CDEFGHIKLMABMTCRevision: October 2006 2006 TitanAIR MIX DOOR MOTOR PFP:27732Removal and Installation EJS00334Air Mix Door Mo

Seite 11

MTC-108VARIABLE BLOWER CONTROLRevision: October 2006 2006 TitanVARIABLE BLOWER CONTROL PFP:27200Removal and Installation EJS00335Variable Blower Contr

Seite 12 - PREPARATION PFP:00002

DUCTS AND GRILLESMTC-109CDEFGHIKLMABMTCRevision: October 2006 2006 TitanDUCTS AND GRILLES PFP:27860Removal and Installation EJS00336Ducts - Heater and

Seite 13

PRECAUTIONSMTC-11CDEFGHIKLMABMTCRevision: October 2006 2006 TitanSERVICE COUPLERSNever attempt to connect HFC-134a (R-134a) service couplers to aCFC-1

Seite 14

MTC-110DUCTS AND GRILLESRevision: October 2006 2006 TitanGrillesDEFROSTER NOZZLERemoval1. Remove the instrument panel trim. Refer to IP-10, "Remo

Seite 15

DUCTS AND GRILLESMTC-111CDEFGHIKLMABMTCRevision: October 2006 2006 Titan3. Remove the RH or LH ventilator duct.InstallationInstallation is in the reve

Seite 16 - Refrigerant Cycle EJS0031Z

MTC-112REFRIGERANT LINESRevision: October 2006 2006 TitanREFRIGERANT LINES PFP:92600HFC-134a (R-134a) Service Procedure EJS00337SETTING OF SERVICE TOO

Seite 17

REFRIGERANT LINESMTC-113CDEFGHIKLMABMTCRevision: October 2006 2006 Titan*1 MTC-20, "CHECKING AND ADJUSTING"*3 MTC-125, "CHECKING PROCE

Seite 18 - Component Layout EJS00321

MTC-114REFRIGERANT LINESRevision: October 2006 2006 TitanComponents EJS00338A/C Compressor and CondenserWJIA1577E

Seite 19

REFRIGERANT LINESMTC-115CDEFGHIKLMABMTCRevision: October 2006 2006 TitanNOTE:Refer to MTC-6, "Precautions for Refrigerant Connection" .Remov

Seite 20 - OIL PFP:KLG00

MTC-116REFRIGERANT LINESRevision: October 2006 2006 TitanCAUTION:Cap or wrap the joint of the pipe with suitable material such as vinyl tape to avoid

Seite 21 - WJIA1716E

REFRIGERANT LINESMTC-117CDEFGHIKLMABMTCRevision: October 2006 2006 Titan4. Remove the snap ring using external snap ring pliers or suitabletool.5. Rem

Seite 22

MTC-118REFRIGERANT LINESRevision: October 2006 2006 TitanINSTALLATION1. Install the magnet coil.CAUTION:Be sure to align the magnet coil pin with the

Seite 23 - Operation EJS003TO

REFRIGERANT LINESMTC-119CDEFGHIKLMABMTCRevision: October 2006 2006 Titan6. Check the pulley clearance all the way around the clutch disc asshown.7. If

Seite 24

MTC-12PREPARATIONRevision: October 2006 2006 TitanPREPARATION PFP:00002Special Service Tools EJS003RGThe actual shapes of Kent-Moore tools may differ

Seite 25 - Control Operation EJS003TQ

MTC-120REFRIGERANT LINESRevision: October 2006 2006 TitanCAUTION:● Replace the O-ring of the high-pressure flexible hose with a new one, then apply co

Seite 26 - Discharge Air Flow EJS003TR

REFRIGERANT LINESMTC-121CDEFGHIKLMABMTCRevision: October 2006 2006 TitanCAUTION:● Be careful not to damage the condenser fins.● Replace the O-ring of

Seite 27 - System Description EJS003TS

MTC-122REFRIGERANT LINESRevision: October 2006 2006 TitanRemoval and Installation for Evaporator EJS0033HHeater and Cooling Unit AssemblyREMOVAL1. Rem

Seite 28

REFRIGERANT LINESMTC-123CDEFGHIKLMABMTCRevision: October 2006 2006 Titan2. Remove the defroster mode door arm.3. Separate the heater core and cooling

Seite 29 - TROUBLE DIAGNOSIS PFP:00004

MTC-124REFRIGERANT LINESRevision: October 2006 2006 Titanwill appear as a bright green/yellow area at the point of leakage. Fluorescent dye observed a

Seite 30

REFRIGERANT LINESMTC-125CDEFGHIKLMABMTCRevision: October 2006 2006 Titan1. Position the probe approximately 5 mm (3/16 in) away from thepoint to be ch

Seite 31

MTC-126REFRIGERANT LINESRevision: October 2006 2006 Titan● Check the refrigerant pressure sensor● Check all around the service valves. Ensure service

Seite 32

SERVICE DATA AND SPECIFICATIONS (SDS)MTC-127CDEFGHIKLMABMTCRevision: October 2006 2006 TitanSERVICE DATA AND SPECIFICATIONS (SDS) PFP:00030Service Dat

Seite 33

MTC-128SERVICE DATA AND SPECIFICATIONS (SDS)Revision: October 2006 2006 Titan

Seite 34

PREPARATIONMTC-13CDEFGHIKLMABMTCRevision: October 2006 2006 Titan—(J-41995)Electronic refrigerant leak detectorPower supply:● DC 12V (battery terminal

Seite 35

MTC-14PREPARATIONRevision: October 2006 2006 Titan—(J-39183-C)Manifold gauge set (with hoses and couplers)Identification:● The gauge face indicates R-

Seite 36

PREPARATIONMTC-15CDEFGHIKLMABMTCRevision: October 2006 2006 TitanCommercial Service Tools EJS003RITool name Description(J-41810-NI)Refrigerant identif

Seite 37 - Schematic EJS003TZ

MTC-16REFRIGERATION SYSTEMRevision: October 2006 2006 TitanREFRIGERATION SYSTEM PFP:KA990Refrigerant Cycle EJS0031ZREFRIGERANT FLOWThe refrigerant flo

Seite 38

REFRIGERATION SYSTEMMTC-17CDEFGHIKLMABMTCRevision: October 2006 2006 TitanPRESSURE RELIEF VALVEThe refrigerant system is also protected by a pressure

Seite 39

MTC-18REFRIGERATION SYSTEMRevision: October 2006 2006 TitanComponent Layout EJS00321REFRIGERATION SYSTEMLJIA0141E

Seite 40

REFRIGERATION SYSTEMMTC-19CDEFGHIKLMABMTCRevision: October 2006 2006 Titan1. Defroster nozzle 2. LH side demister duct 3. LH ventilator duct4. RH side

Seite 41

MTC-2Revision: October 2006 2006 TitanFront Air Control Terminals and Reference Value ... 44PIN CONNECTOR TERMINAL LAYOUT ... 44TERMINALS AN

Seite 42

MTC-20OILRevision: October 2006 2006 TitanOIL PFP:KLG00Maintenance of Oil Quantity in Compressor EJS004W9The oil in the compressor circulates through

Seite 43

OILMTC-21CDEFGHIKLMABMTCRevision: October 2006 2006 TitanOil Adjustment Procedure for Compressor Replacement1. Before connecting recovery/recycling eq

Seite 44

MTC-22OILRevision: October 2006 2006 TitanCAUTION:Do not add this 5 m (0.2 US fl oz, 0.2 Imp fl oz) of oil if only replacing the compressor.

Seite 45

AIR CONDITIONER CONTROLMTC-23CDEFGHIKLMABMTCRevision: October 2006 2006 TitanAIR CONDITIONER CONTROL PFP:27500Description EJS003TNThe front air contro

Seite 46 - Operational Check EJS003U3

MTC-24AIR CONDITIONER CONTROLRevision: October 2006 2006 TitanECM judges whether compressor can be turned ON, based on each sensor status (refrigerant

Seite 47

AIR CONDITIONER CONTROLMTC-25CDEFGHIKLMABMTCRevision: October 2006 2006 TitanDescription of Control System EJS003TPThe control system consists of inpu

Seite 48

MTC-26AIR CONDITIONER CONTROLRevision: October 2006 2006 TitanTEMPERATURE CONTROL DIAL (TEMPERATURE CONTROL) Increases or decreases the set temperatur

Seite 49

AIR CONDITIONER CONTROLMTC-27CDEFGHIKLMABMTCRevision: October 2006 2006 TitanSystem Description EJS003TSSWITCHES AND THEIR CONTROL FUNCTIONWJIA0531EWJ

Seite 50

MTC-28AIR CONDITIONER CONTROLRevision: October 2006 2006 TitanCAN Communication System Description EJS003TURefer to LAN-25, "CAN COMMUNICATION&qu

Seite 51

TROUBLE DIAGNOSISMTC-29CDEFGHIKLMABMTCRevision: October 2006 2006 TitanTROUBLE DIAGNOSIS PFP:00004CONSULT-II Function (HVAC) EJS003TVCONSULT-II can di

Seite 52

MTC-3CDEFGHIKLMABMTCRevision: October 2006 2006 TitanDUCTS AND GRILLES ... 109Removal and Installation ...

Seite 53

MTC-30TROUBLE DIAGNOSISRevision: October 2006 2006 TitanSELF-DIAGNOSISOperation Procedure1. Touch “SELF-DIAG RESULTS” on “SELECT DIAG MODE”screen to v

Seite 54

TROUBLE DIAGNOSISMTC-31CDEFGHIKLMABMTCRevision: October 2006 2006 Titan*: DENT is displayed when MODE switch is between selections.RR TEMPSET FR "

Seite 55

MTC-32TROUBLE DIAGNOSISRevision: October 2006 2006 TitanCONSULT-II Function (BCM) EJS003TWCONSULT-II can display each diagnostic item using the diagno

Seite 56

TROUBLE DIAGNOSISMTC-33CDEFGHIKLMABMTCRevision: October 2006 2006 TitanDATA MONITOROperation Procedure1. Touch “AIR CONDITIONER" on "SELECT

Seite 57

MTC-34TROUBLE DIAGNOSISRevision: October 2006 2006 TitanHow to Perform Trouble Diagnosis for Quick and Accurate Repair EJS003TXWORK FLOWSYMPTOM TABLE*

Seite 58

TROUBLE DIAGNOSISMTC-35CDEFGHIKLMABMTCRevision: October 2006 2006 TitanComponent Parts and Harness Connector Location EJS003TYENGINE COMPARTMENT1. Wat

Seite 59

MTC-36TROUBLE DIAGNOSISRevision: October 2006 2006 TitanPASSENGER COMPARTMENTWJIA1925E

Seite 60

TROUBLE DIAGNOSISMTC-37CDEFGHIKLMABMTCRevision: October 2006 2006 TitanSchematic EJS003TZWJWA0334E

Seite 61

MTC-38TROUBLE DIAGNOSISRevision: October 2006 2006 TitanWiring Diagram — A/C,M — EJS003U0WJWA0335E

Seite 62

TROUBLE DIAGNOSISMTC-39CDEFGHIKLMABMTCRevision: October 2006 2006 TitanWJWA0336E

Seite 63

MTC-4PRECAUTIONSRevision: October 2006 2006 TitanPRECAUTIONS PFP:00001Precautions for Supplemental Restraint System (SRS) “AIR BAG” and “SEAT BELT PRE

Seite 64

MTC-40TROUBLE DIAGNOSISRevision: October 2006 2006 TitanWJWA0220E

Seite 65

TROUBLE DIAGNOSISMTC-41CDEFGHIKLMABMTCRevision: October 2006 2006 TitanWJWA0337E

Seite 66

MTC-42TROUBLE DIAGNOSISRevision: October 2006 2006 TitanWJWA0338E

Seite 67

TROUBLE DIAGNOSISMTC-43CDEFGHIKLMABMTCRevision: October 2006 2006 TitanWJWA0339E

Seite 68

MTC-44TROUBLE DIAGNOSISRevision: October 2006 2006 TitanFront Air Control Terminals and Reference Value EJS003U1Measure voltage between each terminal

Seite 69

TROUBLE DIAGNOSISMTC-45CDEFGHIKLMABMTCRevision: October 2006 2006 Titan24 BR Illumination - - Park lamps ON25 LG/B Defroster door motor feedback ON -

Seite 70

MTC-46TROUBLE DIAGNOSISRevision: October 2006 2006 TitanOperational Check EJS003U3The purpose of the operational check is to confirm that the system o

Seite 71

TROUBLE DIAGNOSISMTC-47CDEFGHIKLMABMTCRevision: October 2006 2006 TitanNOTE:Confirm that the compressor clutch is engaged (sound or visual inspection)

Seite 72 - 1. CHECK FUSES

MTC-48TROUBLE DIAGNOSISRevision: October 2006 2006 TitanPower Supply and Ground Circuit for Front Air Control EJS003U5SYMPTOM: A/C system does not com

Seite 73

TROUBLE DIAGNOSISMTC-49CDEFGHIKLMABMTCRevision: October 2006 2006 TitanCOMPONENT DESCRIPTIONFront Air ControlThe front air control has a built-in micr

Seite 74 - 10. REPLACE FUSES

PRECAUTIONSMTC-5CDEFGHIKLMABMTCRevision: October 2006 2006 Titan● If you choose to perform the repair, recover the refrigerant using only dedicated eq

Seite 75 - 13. CHECK FRONT BLOWER MOTOR

MTC-50TROUBLE DIAGNOSISRevision: October 2006 2006 Titan1. CHECK POWER SUPPLY CIRCUITS FOR FRONT AIR CONTROL1. Disconnect front air control connector.

Seite 76

TROUBLE DIAGNOSISMTC-51CDEFGHIKLMABMTCRevision: October 2006 2006 TitanMode Door Motor Circuit EJS003U6SYMPTOM:● Air outlet does not change.● Mode doo

Seite 77

MTC-52TROUBLE DIAGNOSISRevision: October 2006 2006 Titan● Mode door motor● PBR (built into mode door motor)System OperationThe mode door position (ven

Seite 78 - 2. PERFORM AUTO ACTIVE TEST

TROUBLE DIAGNOSISMTC-53CDEFGHIKLMABMTCRevision: October 2006 2006 Titan3. CHECK FRONT AIR CONTROL FOR GROUND AND POWER 1. Turn the mode switch to the

Seite 79

MTC-54TROUBLE DIAGNOSISRevision: October 2006 2006 Titan7. CHECK PBR REFERENCE VOLTAGE CIRCUIT FOR SHORT TO GROUND1. Turn ignition switch OFF.2. Disco

Seite 80

TROUBLE DIAGNOSISMTC-55CDEFGHIKLMABMTCRevision: October 2006 2006 Titan11. CHECK PBR FEEDBACK SIGNAL CIRCUIT FOR SHORT TO GROUND1. Turn ignition switc

Seite 81 - 12. CHECK CAN COMMUNICATION

MTC-56TROUBLE DIAGNOSISRevision: October 2006 2006 TitanAir Mix Door Motor Circuit EJS003U7SYMPTOM:● Discharge air temperature does not change.● Air m

Seite 82 - Insufficient Cooling EJS003UE

TROUBLE DIAGNOSISMTC-57CDEFGHIKLMABMTCRevision: October 2006 2006 TitanSYSTEM DESCRIPTIONComponent PartsAir mix door control system components are:● F

Seite 83

MTC-58TROUBLE DIAGNOSISRevision: October 2006 2006 Titan2. CHECK AIR MIX DOOR MOTOR (FRONT) CIRCUITS FOR SHORT TO GROUND 1. Turn ignition switch OFF.2

Seite 84

TROUBLE DIAGNOSISMTC-59CDEFGHIKLMABMTCRevision: October 2006 2006 Titan6. CHECK FRONT AIR CONTROL FOR PBR POWER AND GROUND1. Reconnect front air contr

Seite 85

MTC-6PRECAUTIONSRevision: October 2006 2006 TitanPrecautions for Refrigerant Connection EJS0031SA new type refrigerant connection has been introduced

Seite 86

MTC-60TROUBLE DIAGNOSISRevision: October 2006 2006 Titan10. CHECK PBR FEEDBACK VOLTAGE1. Reconnect the front air control harness connector.2. Turn ign

Seite 87

TROUBLE DIAGNOSISMTC-61CDEFGHIKLMABMTCRevision: October 2006 2006 TitanIntake Door Motor Circuit EJS003U8SYMPTOM:● Intake door does not change.● Intak

Seite 88

MTC-62TROUBLE DIAGNOSISRevision: October 2006 2006 TitanSYSTEM DESCRIPTIONComponent PartsIntake door control system components are:● Front air control

Seite 89 - Insufficient Heating EJS003UF

TROUBLE DIAGNOSISMTC-63CDEFGHIKLMABMTCRevision: October 2006 2006 TitanDIAGNOSTIC PROCEDURE FOR INTAKE DOOR MOTOR1. CHECK FRONT AIR CONTROL FOR POWER

Seite 90 - Noise EJS003UG

MTC-64TROUBLE DIAGNOSISRevision: October 2006 2006 Titan4. CHECK INTAKE DOOR MOTOR AND CIRCUITS FOR OPEN1. Turn ignition switch OFF.2. Disconnect the

Seite 91 - Water Valve Circuit EJS003UI

TROUBLE DIAGNOSISMTC-65CDEFGHIKLMABMTCRevision: October 2006 2006 TitanDefroster Door Motor Circuit EJS003U9SYMPTOM:● Defroster door does not change.●

Seite 92

MTC-66TROUBLE DIAGNOSISRevision: October 2006 2006 TitanSYSTEM DESCRIPTIONComponent PartsDefroster door control system components are:● Front air cont

Seite 93

TROUBLE DIAGNOSISMTC-67CDEFGHIKLMABMTCRevision: October 2006 2006 Titan2. CHECK DEFROSTER DOOR MOTOR CIRCUITS FOR SHORT TO GROUND 1. Turn ignition swi

Seite 94 - 3. CHECK INTAKE SENSOR

MTC-68TROUBLE DIAGNOSISRevision: October 2006 2006 Titan6. CHECK FRONT AIR CONTROL FOR PBR POWER AND GROUND1. Reconnect front air control harness conn

Seite 95 - CONTROL UNIT PFP:27500

TROUBLE DIAGNOSISMTC-69CDEFGHIKLMABMTCRevision: October 2006 2006 Titan10. CHECK PBR FEEDBACK VOLTAGE1. Reconnect the front air control harness connec

Seite 96 - INTAKE SENSOR PFP:27723

PRECAUTIONSMTC-7CDEFGHIKLMABMTCRevision: October 2006 2006 TitanO-RING AND REFRIGERANT CONNECTIONA/C Compressor and CondenserWJIA1577E

Seite 97 - BLOWER MOTOR PFP:27226

MTC-70TROUBLE DIAGNOSISRevision: October 2006 2006 TitanFront Blower Motor Circuit EJS003UASYMPTOM:● Blower motor operation is malfunctioning.INSPECTI

Seite 98 - IN-CABIN MICROFILTER

TROUBLE DIAGNOSISMTC-71CDEFGHIKLMABMTCRevision: October 2006 2006 TitanSYSTEM DESCRIPTIONComponent Parts● Front air control● Front blower switch● Vari

Seite 99

MTC-72TROUBLE DIAGNOSISRevision: October 2006 2006 TitanDIAGNOSTIC PROCEDURE FOR BLOWER MOTORSYMPTOM: Blower motor operation is malfunctioning.1. CHEC

Seite 100 - PFP:27110

TROUBLE DIAGNOSISMTC-73CDEFGHIKLMABMTCRevision: October 2006 2006 Titan3. CHECK FRONT BLOWER MOTOR RELAY (SWITCH SIDE) POWER SUPPLY CIRCUIT1. Turn ign

Seite 101 - INSTALLATION

MTC-74TROUBLE DIAGNOSISRevision: October 2006 2006 Titan7. CHECK VARIABLE BLOWER CONTROL SIGNAL CIRCUIT1. Disconnect front air control connector.2. Ch

Seite 102 - HEATER CORE PFP:27140

TROUBLE DIAGNOSISMTC-75CDEFGHIKLMABMTCRevision: October 2006 2006 Titan11. CHECK FRONT BLOWER MOTOR POWER SUPPLY CIRCUIT FOR SHORT1. Turn ignition swi

Seite 103

MTC-76TROUBLE DIAGNOSISRevision: October 2006 2006 Titan15. CHECK VARIABLE BLOWER CONTROL GROUND CIRCUITCheck continuity between variable blower contr

Seite 104 - DEFROSTER DOOR MOTOR

TROUBLE DIAGNOSISMTC-77CDEFGHIKLMABMTCRevision: October 2006 2006 TitanMagnet Clutch Circuit EJS003UDSYMPTOM: Magnet clutch does not engage.INSPECTION

Seite 105 - INTAKE DOOR MOTOR PFP:27730

MTC-78TROUBLE DIAGNOSISRevision: October 2006 2006 TitanSYSTEM DESCRIPTIONThe front air control controls compressor operation based on ambient and int

Seite 106 - MODE DOOR MOTOR PFP:27731

TROUBLE DIAGNOSISMTC-79CDEFGHIKLMABMTCRevision: October 2006 2006 Titan3. CHECK CIRCUIT CONTINUITY BETWEEN IPDM E/R AND COMPRESSOR1. Turn ignition swi

Seite 107 - AIR MIX DOOR MOTOR PFP:27732

MTC-8PRECAUTIONSRevision: October 2006 2006 TitanCAUTION:The new and former refrigerant connections use different O-ring configurations. Do not confus

Seite 108 - VARIABLE BLOWER CONTROL

MTC-80TROUBLE DIAGNOSISRevision: October 2006 2006 Titan7. CHECK VOLTAGE FOR FRONT AIR CONTROL (COMPRESSOR ON SIGNAL)1. Reconnect BCM connector and fr

Seite 109 - DUCTS AND GRILLES PFP:27860

TROUBLE DIAGNOSISMTC-81CDEFGHIKLMABMTCRevision: October 2006 2006 Titan10. CHECK CIRCUIT CONTINUITY BETWEEN BCM AND FRONT AIR CONTROL1. Turn ignition

Seite 110

MTC-82TROUBLE DIAGNOSISRevision: October 2006 2006 TitanInsufficient Cooling EJS003UESYMPTOM: Insufficient coolingINSPECTION FLOW*1 MTC-46, "Oper

Seite 111

TROUBLE DIAGNOSISMTC-83CDEFGHIKLMABMTCRevision: October 2006 2006 TitanPERFORMANCE TEST DIAGNOSES*1 MTC-85, "PERFORMANCE CHART" *2 MTC-85, &

Seite 112 - REFRIGERANT LINES PFP:92600

MTC-84TROUBLE DIAGNOSISRevision: October 2006 2006 Titan*1 MTC-116, "Removal and Installation for Compressor Clutch"*2 MTC-70, "Front B

Seite 113

TROUBLE DIAGNOSISMTC-85CDEFGHIKLMABMTCRevision: October 2006 2006 TitanPERFORMANCE CHARTTest ConditionTesting must be performed as follows:Test Readin

Seite 114 - Components EJS00338

MTC-86TROUBLE DIAGNOSISRevision: October 2006 2006 TitanTROUBLE DIAGNOSES FOR UNUSUAL PRESSUREWhenever system′s high and/or low side pressure is unusu

Seite 115

TROUBLE DIAGNOSISMTC-87CDEFGHIKLMABMTCRevision: October 2006 2006 TitanHigh-pressure Side is Too Low and Low-pressure Side is Too HighBoth High- and L

Seite 116

MTC-88TROUBLE DIAGNOSISRevision: October 2006 2006 TitanLow-pressure Side Sometimes Becomes NegativeLow-pressure Side Becomes NegativeGauge indication

Seite 117

TROUBLE DIAGNOSISMTC-89CDEFGHIKLMABMTCRevision: October 2006 2006 TitanInsufficient Heating EJS003UFSYMPTOM: Insufficient heatingINSPECTION FLOW*1 .MT

Seite 118

PRECAUTIONSMTC-9CDEFGHIKLMABMTCRevision: October 2006 2006 Titan● After connecting line, conduct leak test and make sure that there is no leakage from

Seite 119

MTC-90TROUBLE DIAGNOSISRevision: October 2006 2006 TitanNoise EJS003UGSYMPTOM: NoiseINSPECTION FLOW*1 MTC-116, "Removal and Installation for Comp

Seite 120

TROUBLE DIAGNOSISMTC-91CDEFGHIKLMABMTCRevision: October 2006 2006 TitanWater Valve Circuit EJS003UICOMPONENT DESCRIPTIONWater ValveFront: The water va

Seite 121

MTC-92TROUBLE DIAGNOSISRevision: October 2006 2006 Titan3. CHECK WATER VALVE POWER AND GROUND CIRCUITS1. Rotate temperature control dial to maximum co

Seite 122

TROUBLE DIAGNOSISMTC-93CDEFGHIKLMABMTCRevision: October 2006 2006 TitanIntake Sensor Circuit EJS003UJCOMPONENT DESCRIPTIONIntake SensorThe intake sens

Seite 123

MTC-94TROUBLE DIAGNOSISRevision: October 2006 2006 Titan3. CHECK INTAKE SENSORCheck intake sensor. Refer to MTC-93, "Intake Sensor Circuit"

Seite 124 - Dye Injection EJS0033L

CONTROL UNITMTC-95CDEFGHIKLMABMTCRevision: October 2006 2006 TitanCONTROL UNIT PFP:27500Removal and Installation EJS0032VREMOVAL1. Remove the three co

Seite 125

MTC-96INTAKE SENSORRevision: October 2006 2006 TitanINTAKE SENSOR PFP:27723Removal and Installation EJS0032WREMOVAL1. Remove the instrument panel. Ref

Seite 126

BLOWER MOTORMTC-97CDEFGHIKLMABMTCRevision: October 2006 2006 TitanBLOWER MOTOR PFP:27226Removal and Installation EJS0032XBlower Motor - Heater and Coo

Seite 127 - BELT TENSION

MTC-98IN-CABIN MICROFILTERRevision: October 2006 2006 TitanIN-CABIN MICROFILTER PFP:27277Removal and Installation EJS0032YFUNCTIONThe air inside the p

Seite 128

IN-CABIN MICROFILTERMTC-99CDEFGHIKLMABMTCRevision: October 2006 2006 Titan5. Install the in-cabin microfilter cover.6. Install the lower glove box in

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