P0420 OBD Trouble Code

1 result found

P0420 - Nissan
Type Powertrain - Auxiliary Emission Controls - ISO/SAE Controlled
Description

Catalytic converter - Bank 1 - efficiency below limit
Cause

Catalytic converter, wiring, intake/exhaust system, injector, ECM

Try also: https://www.obd-codes.com/p0420