DTC U0452 Dodge
HO2S-13 (Bank 1 Sensor 3) Heater Circuit
HO2S-13 (Bank 1 Sensor 3) Heater Circuit
Description
DTC P0101-P0103, P0107, P0108, P0112, P0113, P0117, P0118, P0121-P0123, P0125, P0171, P0172, P0174, P0175, P0300, P0336, P0401, P0440, P0442, P0446 and P0449 not set, engine started, ECT and IAT sensor less than 95ºF and within 11ºF at startup, engine run
Cause and Solution
HO2S heater ground circuit is open or has high resistanceHO2S heater power circuit is open (test O2S fuse in fuse block)HO2S heater element is damaged or has failedPCM has failed
Video Guide
Diagnostic Info
- DTC Code: U0452
- Brand: Dodge