P2138

DTC P2138

DTC Detecting Condition and Trouble Area






Circuit Diagram










DTC Confirmation Procedure

NOTE:

Confirm that the following conditions are met in this "DTC Confirmation Procedure".

- Battery voltage >= 11 V

1) Push engine switch to change ignition mode to "ON".
2) Keep accelerator pedal at fully depressed position for 2 sec.
3) Keep accelerator pedal at release position for 2 sec.
4) Repeat Step 2) through 3) for 3 times.

DTC Troubleshooting


1. Was "Engine and Emission Control System Check" performed?
YES
Go to Step 2.
NO
Go to Engine and Emission Control System Check Engine and Emission Control System Check.
2. Wire harness check
Check the following points.
"A1", "A2" and "A3" circuits: Refer to Step 2 through 5 of P2122 DTC P2122 / P2123.
"B1", "B2" and "B3" circuits: Refer to Step 2 through 5 of P2127 DTC P2127 / P2128.
Are they in good condition?
YES
Go to step 3.
NO
Repair or replace defective wire harness.
3. APP sensor check
Check APP sensor. APP Sensor Inspection
Is it in good condition?
YES
Replace ECM and recheck DTC. Service and Repair
NO
Replace accelerator pedal assembly (with APP sensor). Accelerator Pedal Assembly (Incorporating APP Sensor) Removal and Installation