DTC P0141 Daewoo
HO2S-12 (Bank 1 Sensor 2) Heater Circuit Malfunction
HO2S-12 (Bank 1 Sensor 2) Heater Circuit Malfunction
Description
DTC P0131, P0132 and P0134 not set, ECT sensor at startup less than 89.6ºF, the change in the ECT and IAT sensors less than 44.6ºF, TP sensor signal more than 50% with a 4 second delay, system voltage between 11-18v, average airflow less than 14 grams, an
Cause and Solution
HO2S heater power circuit is open between heater and the fuse
HO2S heater ground circuit open between sensor and ground
HO2S heater power fuse is open (check EF14 fuse in I P block)
HO2S heater is damaged or has failed
Video Guide
Diagnostic Info
- DTC Code: P0141
- Brand: Daewoo