4JA1/4JH1 ENGINE DRIVEABILITY AND EMISSIONS Step 2
Action
Value(s)
Yes
No
Go to Step 3
Refer to Diagnostic Aids and Go to Step 3
—
Go to Step 4
Refer to Diagnostic Aids and Go to Step 4
—
Verify repair
Go to Step 5
—
Go to Step 12
Go to Step 6
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 P1120 (Symptom Code 1) stored as “Present Failure”?
3
6E–289
—
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 P1120 (Symptom Code 1) stored in this ignition cycle?
4
Check for poor/faulty connection at the TPS or ECM connector. If a poor/faulty connection is found, repair as necessary. Was the problem found? C-56
49
39
57
1
5
Visually check the TPS. Was the problem found?
E-22
2 3