DTC P014C: A/F/O2 Sensor Slow Response - Rich To Lean Bank 1 Sensor 1: Notes

1. -

DTC detecting condition:

Detected when two consecutive driving cycles with fault occur.

NOTE: After the faulty parts are repaired or replaced, perform the final check in Basic Diagnostic Procedure. Refer to ENGINE (Diagnostics) (H4DO)>Basic Diagnostic Procedure>PROCEDURE .

CHECK EXHAUST SYSTEM .
Check the exhaust system.
NOTE:
Check the following items.
- Loose installation of front portion of exhaust pipe onto cylinder heads
- Loose connection between front exhaust pipe and front catalytic converter
- Damage of exhaust pipe resulting in a hole
Is there any fault in exhaust system?

Yes : Repair the exhaust system.

No : Replace the front oxygen (A/F) sensor. Refer to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>Front Oxygen (A/F) Sensor .