DTC P3014 BMW
O2S Sensor WRAF-IC Supply Voltage Too Low (Bank 1 Sensor 1)
O2S Sensor WRAF-IC Supply Voltage Too Low (Bank 1 Sensor 1)
Description
Engine started and the fault entry trips after the criterion remains present for 2 seconds, battery voltage must be at least 11v, and an the monitor for the CJ125 chip power supply was found that the voltage was too low. The battery voltage must be betwee
Cause and Solution
Internal HW fault in control module
Video Guide
Diagnostic Info
- DTC Code: P3014
- Brand: BMW