Overhead Liftgate/Lockout Switches Short - Chrysler Town and Country 2003 Owner's Manual

POWER DOORS - LIFTGATE
Symptom:

OVERHEAD LIFTGATE/LOCKOUT SWITCHES SHORT

When Monitored and Set Condition:
OVERHEAD LIFTGATE/LOCKOUT SWITCHES SHORT
When Monitored: Whenever the BCM is awake.
Set Condition: When the BCM senses a overhead liftgate switch input that drops to below
0.24 volts for over 10 seconds, this code will set.
DTC PRESENT
OVERHEAD LIFTGATE SWITCH SHORTED
LIFTGATE SWITCH MUX WIRE SHORT TO GROUND
BODY CONTROL MODULE - OVERHEAD LIFTGATE SWITCH MUX SHORTED
TEST
1 With the DRBIII , record and erase DTC's.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Operate the Liftgate from the Overhead Console Switch.
With the DRBIII , read DTCs.
Does the DRBIII display OVERHEAD SWITCH #1 SHORT?
Yes → Go To 2
→ Using the wiring diagram/schematic as a guide, inspect the
No
2 With the DRBIII , erase DTCs.
Disconnect the Overhead Console Switch connector.
Turn the ignition off, wait 10 seconds, then turn the ignition on.
Wait 10 seconds.
With the DRBIII , read DTCs.
Does the DRBIII display OVERHEAD SWITCH #1 SHORT?
→ Replace the Power Sliding Door Button Module.
No
Yes → Go To 3
3 Disconnect the Body Control Module C2 connector.
Disconnect the Overhead Console Switch connector.
Measure the resistance of the Liftgate Switch Mux circuit to ground.
Is the resistance below 500.0 ohms?
Yes → Repair the Liftgate Switch Mux wire for a short to ground.
→ Replace the Body Control Module.
No
POSSIBLE CAUSES
ACTION
wiring and connectors for an intermittent condition.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
854
APPLICABILITY
All
All
All