Chrysler Town and Country 2003 Owner's Manual page 431

*NO RESPONSE FROM RIGHT SLIDING DOOR CONTROL MODULE —
Continued
TEST
3 Note: Ensure there is PCI Bus communication with other modules on the
vehicle before proceeding. If not, refer to the symptom list from the menu
and repair as necessary.
Disconnect the Right Sliding Door Control Module C2 harness connector.
Use Scope input cable CH7058, Cable to Probe adapter CH7062, and the red and
black test probes.
Connect the scope input cable to the channel one connector on the DRB. Attach the
red and black leads and the cable to probe adapter to the scope input cable.
With the DRBIII select Pep Module Tools.
Select lab scope.
Select Live Data.
Select 12 volt square wave.
Press F2 for Scope.
Press F2 and use the down arrow to set voltage range to 20 volts. Set Probe to x10.
Press F2 again when complete.
Connect the Black lead to the chassis ground. Connect the Red lead to the PCI Bus
circuit in the Right Sliding Door Control Module C2 connector.
Turn the ignition on.
Observe the voltage display on the DRB Lab Scope.
Does the voltage pulse from 0 to approximately 7.5 volts?
Yes → Go To 4
→ Repair the PCI Bus circuit for an open.
No
4 Turn the ignition off.
Disconnect the Right Sliding Door Control Module C2 harness connector.
Turn the ignition on.
Measure the resistance between ground and the Right Sliding Door Wake Up Signal
circuit.
Is the resistance below 50.0 ohms?
Yes → Go To 5
→ Go To 8
No
5 Turn the ignition off.
Disconnect the Body Control Module C3 harness connector.
Disconnect the Right Sliding Door Module C2 harness connector.
Turn the ignition on.
Measure the voltage of the Right Sliding Door Wake Up Signal circuit.
Is there any voltage present?
Yes → Repair the Right Sliding Door Wake Up Signal wire for a short to
→ Go To 6
No
ACTION
Perform BODY VERIFICATION TEST - VER 1.
voltage.
Perform BODY VERIFICATION TEST - VER 1.
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COMMUNICATION
APPLICABILITY
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