B1601

Diagnostic Procedure with Diagnostic Trouble Code (DTC)

DTC B1601 IN-VEHICLE SENSOR SHORT

DTC DETECTING CONDITION:
In-vehicle sensor circuit is shorted.

TROUBLE SYMPTOM:
- In-vehicle air temperature is falsely recognized as 25 °C (77 °F), and the compartment temperature is adjusted.
- DTC "B1601" Short-circuit in in-vehicle sensor was detected.
- DTC "-21" Short-circuit in in-vehicle sensor was detected.

WIRING DIAGRAM: