Possible Causes

AUTOMATIC TEMPERATURE CONTROL (ATC) DTC(S) PRESENT

INTEGRATED POWER MODULE (IPM) DTC(S) PRESENT

INTERMITTENT CONDITION

FUSED REAR BOOSTER FAN RELAY OUTPUT CIRCUIT SHORTED TO GROUND

REAR BOOSTER FAN

REAR BOOSTER FAN POWER MODULE

GROUND CIRCUIT OPEN

REAR BOOSTER FAN CONTROL CIRCUIT SHORTED TO VOLTAGE

REAR BOOSTER FAN CONTROL CIRCUIT OPEN

REAR BOOSTER FAN POWER MODULE

AUTOMATIC TEMPERATURE CONTROL (ATC)

REAR BOOSTER FAN

REAR BOOSTER FAN POWER MODULE

INTEGRATED POWER MODULE (IPM) - OPEN CIRCUIT

REAR BOOSTER FAN RELAY

INTEGRATED POWER MODULE (IPM) - OPEN CIRCUIT

FUSED REAR BOOSTER FAN RELAY OUTPUT CIRCUIT OPEN