Isuzu 4JA1 4JH1-TC engine Repair Manual Spanish includes procedure for maintenance, adjustment, service operation and removal and installation of components. All information, illustrations and specifications contained in this manual are based on the latest product information available at the time of manual approval. Jun 24, 2013 Isuzu Repair, Isuzu Repair Manuals, Workshop Manuals, Isuzu Service Manuals, Service Repair Manuals, Isuzu, free download Monday, June 24, 2013 Parts & Service Manual - TT4-8 - Isuzu 4JB1 AND 4JG1 Diesel. The 4JH1-TC is a 3.0L common rail direct injection, turbocharged and intercooled blue power engine which replaced the 4JB1-T found in Isuzu NHR and NKR in some markets. It applies to the Philippine-spec Isuzu QKR.since 2004 has undergone an upgrade to the ECU and yielded 163 hp this has emerged in some countries 95.4 mm (3.76 in). View and Download Isuzu 4JJ1-TC service manual online. Engine Mechanical Features - Engine Control System & Diagnosis. 4JJ1-TC engine pdf manual download.
Content . 170171172173 .
6E–292
4JH1 ENGINE DRIVEABILITY AND EMISSIONS
Diagnostic Trouble Code (DTC) P1651 (Symptom Code B) (Flash Code 45) CAN
Receives Error
Step
Action
Value(s)
Yes
Isuzu 4jh1 Service Manual Pdf
No
1
Was the “On-Board Diagnostic (OBD) System Check” performed?
1. Using the Tech 2, ignition “On” and engine “Off”.
2. Select “F1: Clear DTC Information” in “F0:
Diagnostic Trouble Codes” with the Tech 2 and clear the DTC information.
3. Operate the vehicle and monitor the “F0: Read
DTC Infor As Stored By ECU” in the “F0: Diagnostic Trouble Codes”.
Was the DTC P1651 (Symptom Code B) stored in this ignition cycle?
--
Go to Step 4
Refer to
Diagnostic Aids
and Go to Step
4
4
Was the DTC P1650 (Symptom Code A) stored at the same time?
--
Go to DTC
Chart P1650
(Symptom
Code A)
Go to Step 5
5
Check for poor/faulty connection at the ECM or PSG (pump control unit) connector. If a poor/faulty connection is found, repair as necessary. Was the problem found?
--
Verify repair
Go to Step 6
6
Visually check the PSG (pump control unit). Was the problem found?
--
Go to Step 19
Go to Step 7
7
Using the DVM and check the CAN high circuit.
1. Ignition “Off”, engine “Off”.
2. Disconnect the ECM connector and PSG (pump
control unit) connector.
3. Check the circuit for short to CAN low circuit.
Was the DVM indicated specified value?
No continuity
Go to Step 8
Repair faulty harness and
verify repair
100
99
1
2
C-57
E-6
2
1
E-6
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