Chrysler Town and Country 2003 Owner's Manual page 297

*REAR ATC SWITCH LED(S)/BACK LIGHTING INOPERATIVE —
TEST
4 Turn the ignition off.
Rotate the Panel Lamps Dimmer switch to the off position.
Disconnect the Rear ATC Switch harness connector.
Turn the park lamps on.
Measure the voltage of the Panel Lamps Driver circuit while rotating the Panel
Lamps Dimmer switch from the off position to the full brightness position.
Does the voltage change from approximately 2.5 volts to 11.5 volts?
Yes → Replace the Rear ATC Switch in accordance with the Service
→ Go To 5
No
5 Turn the ignition off.
Disconnect the Rear ATC Switch harness connector.
Disconnect the Body Control Module C3 harness connector.
Measure the resistance of the Panel Lamps Driver circuit between the Rear ATC
Switch harness connector and the Body Control Module C3 harness connector.
Is the resistance below 5 ohms?
Yes → Replace the Body Control Module in accordance with the Service
→ Repair the Panel Lamps Driver circuit for an open.
No
AUTOMATIC TEMPERATURE CONTROL
ACTION
Information.
With the DRBIII , reset the ATC after repair is complete.
Perform BODY VERIFICATION TEST - VER 1.
Information.
With the DRBIII , reset the ATC after repair is complete.
Perform BODY VERIFICATION TEST - VER 1.
With the DRBIII , reset the ATC after repair is complete.
Perform BODY VERIFICATION TEST - VER 1.
273
Continued
APPLICABILITY
All
All