Chrysler Town and Country 2003 Owner's Manual page 283

*ATC HEAD LED(S)/BACK LIGHTING INOPERATIVE —
TEST
4 Turn the ignition off.
Rotate the Panel Lamps Dimmer switch to the off position.
Disconnect the ATC C2 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 ATC in accordance with the Service Information.
→ Go To 5
No
5 Turn the ignition off.
Disconnect the ATC C2 harness connector.
Disconnect the Body Control Module C4 harness connector.
Measure the resistance of the Panel Lamps Driver circuit between the ATC C2
harness connector and the Body Control Module C4 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
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.
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Continued
APPLICABILITY
All
All