Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Service manual — part 3
4JA1-TC/4JH1-TC ENGINE DRIVEABILITY AND EMISSIONS
6E–7
(SYMPTOM CODE 8) (FLASH CODE 71)
EXHAUST THROTTLE VSV 1 CIRCUIT
VOLTAGE HIGH . . . . . . . . . ..
Circuit Description . . . . . . . . . .
Diagnostic Aids . . . . . . . . . . ..
Diagnostic Trouble Code (DTC) P1576
(Symptom Code 4) (Flash Code 71) Exhaust
Throttle VSV 1 Circuit Voltage Low . . .
Diagnostic Trouble Code (DTC) P1576
(Symptom Code 8) (Flash Code 71) Exhaust
Throttle VSV 1 Circuit Voltage High . .
DIAGNOSTIC TROUBLE CODE (DTC) P1577
(SYMPTOM CODE 4) (FLASH CODE 71)
EXHAUST THROTTLE VSV 2 CIRCUIT
VOLTAGE LOW . . . . . . . . . ..
DIAGNOSTIC TROUBLE CODE (DTC) P1577
(SYMPTOM CODE 8) (FLASH CODE 71)
EXHAUST THROTTLE VSV 2 CIRCUIT
VOLTAGE HIGH . . . . . . . . . ..
Circuit Description . . . . . . . . . .
Diagnostic Aids . . . . . . . . . . ..
Diagnostic Trouble Code (DTC) P1577
(Symptom Code 4) (Flash Code 71) Exhaust
Throttle VSV 2 Circuit Voltage Low . . .
Diagnostic Trouble Code (DTC) P1577
(Symptom Code 8) (Flash Code 71) Exhaust
Throttle VSV 2 Circuit Voltage High . .
DIAGNOSTIC TROUBLE CODE (DTC) P1605
(SYMPTOM CODE D) (FLASH CODE 55)
EEPROM DEFECT . . . . . . . . ..
DIAGNOSTIC TROUBLE CODE (DTC) P1605
(SYMPTOM CODE E) (FLASH CODE 55)
EEPROM DEFECT . . . . . . . . ..
Circuit Description & Diagnostic Aids . .
Diagnostic Trouble Code (DTC) P1605
(Symptom Code D) (Flash Code 55)
EEPROM Defect . . . . . . . . . ..
Diagnostic Trouble Code (DTC) P1605
(Symptom Code E) (Flash Code 55)
EEPROM Defect . . . . . . . . . ..
DIAGNOSTIC TROUBLE CODE (DTC) P1610
(SYMPTOM CODE A) (FLASH CODE 56)
SECURITY KEY AND SECURITY CODE
NOT PROGRAMMED . . . . . . . .
Circuit Description . . . . . . . . . .
Diagnostic Aids . . . . . . . . . . ..
Diagnostic Trouble Code (DTC) P1610
(Symptom Code A) (Flash Code 56)
Security Key and Security Code Not
Programmed . . . . . . . . . . .
DIAGNOSTIC TROUBLE CODE (DTC) P1611
(SYMPTOM CODE A) (FLASH CODE 56)
WRONG SECURITY CODE ENTERED ..
Circuit Description . . . . . . . . . ..
Diagnostic Aids . . . . . . . . . . ..
Diagnostic Trouble Code (DTC) P1611
(Symptom Code A) (Flash Code 56)
Wrong Security Code Entered . . . . .
DIAGNOSTIC TROUBLE CODE (DTC) P1612
(SYMPTOM CODE A) (FLASH CODE 56)
IMMOBILISER NO OR WRONG SIGNAL
Circuit Description . . . . . . . . . ..
Diagnostic Aids . . . . . . . . . . ..
Diagnostic Trouble Code (DTC) P1612
(Symptom Code A) (Flash Code 56)
Immobiliser No or Wrong Signal . . . ..
DIAGNOSTIC TROUBLE CODE (DTC) P1613
(SYMPTOM CODE A) (FLASH CODE 56)
IMMOBILISER NO OR WRONG SIGNAL
Circuit Description . . . . . . . . . ..
Diagnostic Aids . . . . . . . . . . ..
Diagnostic Trouble Code (DTC) P1613
(Symptom Code A) (Flash Code 56)
Immobiliser No or Wrong Signal . . . ..
DIAGNOSTIC TROUBLE CODE (DTC) P1614
(SYMPTOM CODE A) (FLASH CODE 56)
WRONG TRANSPONDER KEY . . . ..
Circuit Description . . . . . . . . . ..
Diagnostic Aids . . . . . . . . . . ..
Diagnostic Trouble Code (DTC) P1614
(Symptom Code A) (Flash Code 56)
Wrong Transponder Key . . . . . . ..
DIAGNOSTIC TROUBLE CODE (DTC) P1625
(SYMPTOM CODE A) (FLASH CODE 76)
ECM MAIN RELAY SWITCHED OFF TOO
EARLY . . . . . . . . . . . . . .
DIAGNOSTIC TROUBLE CODE (DTC) P1625
(SYMPTOM CODE B) (FLASH CODE 76)
ECM MAIN RELAY SWITCHED OFF TOO
LATE . . . . . . . . . . . . . .
Circuit Description . . . . . . . . . ..
Diagnostic Aids . . . . . . . . . . ..
Diagnostic Trouble Code (DTC) P1625
(Symptom Code A) (Flash Code 76) ECM
Main Relay Switched Off Too Early . . .
Diagnostic Trouble Code (DTC) P1625
(Symptom Code B) (Flash Code 76) ECM
Main Relay Switched Off Too Late . . ..
DIAGNOSTIC TROUBLE CODE (DTC) P1630
(SYMPTOM CODE A) (FLASH CODE 51)
FUEL INJECTION QUANTITY CIRCUIT
MALFUNCTION . . . . . . . . . ...
DIAGNOSTIC TROUBLE CODE (DTC) P1630
(SYMPTOM CODE B) (FLASH CODE 51)
FUEL INJECTION QUANTITY CIRCUIT
MALFUNCTION . . . . . . . . . ...
6E–8
4JA1-TC/4JH1-TC ENGINE DRIVEABILITY AND EMISSIONS
Circuit Description . . . . . . . . . .
Diagnostic Aids . . . . . . . . . . ..
Diagnostic Trouble Code (DTC) P1630
(Symptom Code A) (Flash Code 51) Fuel
Injection Quantity Circuit Malfunction . ..
Diagnostic Trouble Code (DTC) P1630
(Symptom Code B) (Flash Code 51) Fuel
Injection Quantity Circuit Malfunction . ..
DIAGNOSTIC TROUBLE CODE (DTC) P1650
(SYMPTOM CODE A) (FLASH CODE 44)
CAN DEVICE OFFLINE . . . . . . ..
DIAGNOSTIC TROUBLE CODE (DTC) P1650
(SYMPTOM CODE B) (FLASH CODE 44)
CAN DEVICE HANG-UP . . . . . . .
Circuit Description . . . . . . . . . .
Diagnostic Aids . . . . . . . . . . ..
Diagnostic Trouble Code (DTC) P1650
(Symptom Code A) (Flash Code 44) CAN
Device Offline . . . . . . . . . . ..
Diagnostic Trouble Code (DTC) P1650
(Symptom Code B) (Flash Code 44) CAN
Device Hang-up . . . . . . . . . ...
DIAGNOSTIC TROUBLE CODE (DTC) P1651
(SYMPTOM CODE A) (FLASH CODE 45)
CAN MALFUNCTION (PSG) . . . . ...
DIAGNOSTIC TROUBLE CODE (DTC) P1651
(SYMPTOM CODE B) (FLASH CODE 45)
CAN RECEIVES ERROR . . . . . .
Circuit Description . . . . . . . . . .
Diagnostic Aids . . . . . . . . . . ..
Diagnostic Trouble Code (DTC) P1651
(Symptom Code A) (Flash Code 45) CAN
Malfunction (PSG) . . . . . . . . ...
Diagnostic Trouble Code (DTC) P1651
(Symptom Code B) (Flash Code 45) CAN
Receives Error . . . . . . . . . . .
DIAGNOSTIC TROUBLE CODE (DTC) P1690
(SYMPTOM CODE 4) (FLASH CODE 77)
CHECK ENGINE LAMP (MIL) CIRCUIT
VOLTAGE LOW . . . . . . . . . ..
DIAGNOSTIC TROUBLE CODE (DTC) P1690
(SYMPTOM CODE 8) (FLASH CODE 77)
CHECK ENGINE LAMP (MIL) CIRCUIT
VOLTAGE HIGH . . . . . . . . . ..
Circuit Description . . . . . . . . . .
Diagnostic Aids . . . . . . . . . . ..
Diagnostic Trouble Code (DTC) P1690
(Symptom Code 4) (Flash Code 77) Check
Engine Lamp (MIL) Circuit Voltage Low ..
Diagnostic Trouble Code (DTC) P1690
(Symptom Code 8) (Flash Code 77) Check
Engine Lamp (MIL) Circuit Voltage High .
SYMPTOM DIAGNOSIS . . . . . . ...
PRELIMINARY CHECKS . . . . . . ..
VISUAL/PHYSICAL CHECK . . . . . ..
INTERMITTENT . . . . . . . . . .
ENGINE CRANKS BUT WILL NOT RUN ..
HARD START SYMPTOM . . . . . . .
ROUGH, UNSTABLE, OR INCORRECT IDLE,
STALLING SYMPTOM . . . . . . .
SURGES AND/OR CHUGS SYMPTOM ...
HESITATION, SAG, STUMBLE SYMPTOM
CUTS OUT, MISSES SYMPTOM . . . ..
LACK OF POWER, SLUGGISH OR SPONGY
SYMPTOM . . . . . . . . . . . ..
POOR FUEL ECONOMY SYMPTOM . ...
EXCESSIVE WHITE SMOKE . . . . .
EXCESSIVE BLACK SMOKE . . . . .
ON-VEHICLE SERVICE PROCEDURE .
ENGINE CONTROL MODULE (ECM) . ...
CRANKSHAFT POSITION (CKP) SENSOR
ENGINE COOLANT TEMPERATURE (ECT)
SENSOR . . . . . . . . . . . . .
MASS AIR FLOW (MAF) & INTAKE AIR
TEMPERATURE (IAT) SENSOR . . .
PEDAL/THROTTLE POSITION SENSOR
(TPS) . . . . . . . . . . . . . ...
EGR EVRV (Electrical Vacuum Regulating
4JA1-TC/4JH1-TC ENGINE DRIVEABILITY AND EMISSIONS
6E–9
ABBREVIATION CHARTS
Abbreviations
Appellation
A/C
Air conditioner
A/T
Automatic transmission
ACC
Accessory
BLK
Black
BLU
Blue
BRN
Brown
CAN
Controller Area Network
CEL
Check engine lamp
CKP
Crankshaft position sensor
DLC
Data link connector
DTC
Diagnosis trouble code
DVM
Digital voltage meter
ECM
Engine control module
ECT
Engine coolant temperature
EEPROM
Electrically erasable & programmable read only memory
EGR
Exhaust gas recirculation
EVRV
Electric vacuum regulating valve
GND
Ground
GRY
Gray
IAT
Intake air temperature
IG
Ignition
M/T
Manual transmission
MAB
High pressure solenoid valve cutoff (German abbreviation)
MAF
Mass air flow
MIL
Malfunction indicator lamp
OBD
On-board diagnostic
ORN
Orange
PNK
Pink
RED
Red
PSG
Pump control unit (German abbreviation)
SW
Switch
TCM
Transmission control module
TCV
Timing control valve
TDC
Top dead center
TPS Throttle
position
sensor
VIO
Violet
VSS
Vehicle speed sensor
WHT
White
YEL
Yellow
6E–10
4JA1-TC/4JH1-TC ENGINE DRIVEABILITY AND EMISSIONS
COMPONENT LOCATOR
Engine Component Locator Table
5
6
1
2
3
4
4JA1-TC
(1) Mass Air Flow (MAF) & Intake Air Temperature
(IAT) Sensor Assembly
(2) Throttle Cable
(3) Air Cleaner Case
(4) Battery
(5) Relay & Fuse Box
(6) Option Box
4JA1-TC
(1) Throttle Position Sensor (TPS)
1
4JA1-TC
(1) Throttle Position Sensor (TPS)
(2) To Vacuum Pump
(3) To EGR Valve
1
2
3
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