|
|
4JA1-TC/4JH1-TC ENGINE DRIVEABILITY AND EMISSIONS 6E–143 Circuit Description The ECM is calculates an injection quantity and an Diagnostic Aids An intermittent may be caused by the following: • Poor connections. • Misrouted harness. • Rubbed through wire insulation. • Broken wire inside the insulation. • Insufficient air bleeding of fuel line. • Insufficient air bleeding of fuel line inside, clogged fuel filter or pinched fuel pipe/hose may cause the • Poor connection at ECM and PSG-Inspect harness connectors for backed out terminals, improper • Damaged harness-Inspect the wiring harness for damage. If the harness appears to be OK, observe Diagnostic Trouble Code (DTC) P0216 (Symptom Code A) (Flash Code 54) Injection Timing Control Circuit Malfunction (Timer Deviation) Step Action Value(s) Yes No 1 Was the “On-Board Diagnostic (OBD) System Check” — Go to Step 2 Go to On Board Diagnostic (OBD) System Check 2 1. Connect the Tech 2. 2. Review and record the failure information. 3. Select “F0: Read DTC Infor As Stored By ECU” in “F0: Diagnostic Trouble Codes”. Is the DTC P0216 (Symptom Code A) stored as — Go to Step 3 Refer to Diagnostic Aids and Go to Step 3 3 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 3. Operate the vehicle and monitor the “F0: Read DTC Infor As Stored By ECU” in the “F0: Was the DTC P0216 (Symptom Code A) stored in this — Go to Step 4 Refer to Diagnostic Aids 4 Replace the injection pump assembly. — Verify repair — |