P1167

DTC P1167: A/F Sensor (Sensor 1) Heater System Malfunction

NOTE: If DTC P1162 is stored at the same time as DTC P1167, troubleshoot DTC P1162 first, then troubleshoot DTC P1167.

1. Reset the ECM/PCM.
2. Start the engine. Wait for at least 80 seconds.

Does DTC P1167 indicated?

YES - Go to step 3.

NO - Intermittent failure, system is OK at this time. Check for poor connections or loose terminals at the A/F sensor relay, at the A/F sensor (Sensor 1), and at the ECM/PCM.

3. Turn the ignition switch OFF.
4. Disconnect the A/F sensor 4P connector, and ECM/PCM connector A (31P).




5. Connect A/F sensor (Sensor 1) 4P connector terminals No. 2 and No. 1 with a jumper wire.




6. Check for continuity between ECM/PCM connector terminals A6 and A16.

Is there continuity?

YES - Replace the A/F sensor (Sensor 1).

NO - Repair open in the wire between the A/F sensor (Sensor 1) and the ECM/PCM (A6 or A16).