DTC P014C: A/F/O2 Sensor Slow Response - Rich To Lean Bank 1 Sensor 1: Notes
DTC detecting condition:
Detected when two consecutive driving cycles with fault occur.
CAUTION:
After servicing or replacing faulty parts, perform Clear Memory Mode Refer to ENGINE (DIAGNOSTICS) (STI)>CLEAR MEMORY MODE>OPERATION
., and inspection mode. Refer to ENGINE (DIAGNOSTICS) (STI)>INSPECTION MODE>PROCEDURE
.
- CHECK 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) (STI)>FRONT OXYGEN (A/F) SENSOR .