No Temperature Control With Rear Climate Control Unit: Notes

DESCRIPTION

POSSIBLE CAUSE

ROOM 25 A fuse malfunction
INTERIOR 10 A fuse malfunction
Open or short circuit in wiring harness between fuse block and rear climate control unit
Open or short circuit in wiring harness between rear climate control unit and rear air mix actuator/rear airflow mode actuator
Open or short circuit in wiring harness between rear climate control unit and rear air mix actuator position sensor
Rear climate control unit connector malfunction or poor connection
Rear air mix actuator connector malfunction or poor connection
Rear air mix actuator malfunction
Rear air mix link malfunction
Rear air mix door malfunction
Rear climate control unit malfunction
Heater hose malfunction

When performing an asterisked (*) troubleshooting inspection, shake the wiring harness and connectors while performing the inspection to discover whether poor contact points are the cause of any intermittent malfunctions.
If there is a problem, check to make sure connectors, terminals and wiring harnesses are connected correctly and undamaged.