P013E

DTC P0139 / P013E

DTC Detecting Condition and Trouble Area






Circuit Diagram










DTC Confirmation Procedure

WARNING:

If you do not select a suitable route and take proper precautions when performing a road test, an accident can occur.

- Select a level road with no traffic to minimize the risk of accident.
- Perform the test extremely carefully.
- Perform the road test using 2 persons, a driver and an assistant.

NOTE:

- Be sure to troubleshoot first unexpected DTCs previously detected in "DTC Confirmation Procedure".
- Confirm that the following conditions are met in this "DTC Confirmation Procedure".

- DTC P0037, P0038, P0137 or P0138 is not detected.

1) Warm up engine to normal operating temperature.
2) Drive vehicle at 80 - 100 km/h (50 - 62 mile/h) for 5 min. (keep throttle valve opening constantly in this step.)
3) Release accelerator pedal, and keep vehicle coasting for 5 sec. with engine braking applied. (fuel cut condition).

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. DTC check
Check DTC.
Is there DTC(s) other than P0139 and P013E?
YES
Go to troubleshooting for applicable DTC(s).
NO
Go to Step 3.
3. HO2S signal circuit and ground circuit check
Check "A3" and "A4" circuits according to Step 3 under P0137 DTC P0137 / P0138.
Are they in good condition?
YES
Go to Step 4.
NO
Repair or replace defective wire.
4. DTC recheck
Replace HO2S. Service and Repair
Perform DTC confirmation procedure and check DTC.
Is DTC P0139 and/or P013E still detected?
YES
Replace ECM and recheck DTC. Service and Repair
NO
End.