P1127 OBD Trouble Code

1 result found

P1127 - Mazda
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Heated oxygen sensor (HO2S) heater circuit malfunction
Location RH or rear bank - front (6 cyl)
Cause

Wiring, HO2S

Try also: https://www.obd-codes.com/p1127