Chrysler Town and Country 2003 Owner's Manual page 855

INCOMPLETE POWER OPEN - EXCESSIVE H.E. COUNTS/NON ENGAGE -
MENT —
Continued
TEST
2 Examine the liftgate for proper alignment, worn or binding hinges, weak liftgate prop
assembly, loose/ hard weatherstrip, and gear teeth on the Power Liftgate Motor
assembly for wear or anything that would cause an obstruction to proper operation.
If necessary manually operate the power liftgate on a known good vehicle and notice
the effort needed to open and close for comparison.
Especially notice the effort needed to unlatch and close the liftgate.
Were there any mechanical problems found?
Yes → Refer to Service information for the related symptom(s).
→ Go To 3
No
3 Operate the liftgate from the full closed position and put an obstacle in it's path to
make it reverse.
Did the door reverse back to the closed position?
Yes → Go To 4
→ Replace the Power Liftgate Module.
No
4 Disconnect the Power Liftgate Module C2 connector.
Measure the resistance between the Liftgate Gear Engage Driver circuit and the
Liftgate Gear Disengage Driver circuit in the PLG Module connector.
Select the resistance found.
Below 5.0 ohms.
Between 5.1 and 8.0 ohms.
Above 8.1 ohms
5 Disconnect the Power Liftgate Motor connector.
Disconnect the Power Liftgate Control Module C2 connector.
Measure the resistance between the Liftgate Gear Engage Driver circuit and the
Liftgate Gear Disengage Driver circuit in the PLG Module connector.
Is the resistance below 10000.0 ohms?
Yes → Repair the Liftgate Gear Engage Driver wire for a short to the
→ Go To 6
No
6 If there are no possible causes remaining, view repair.
Repair
7 Disconnect the Power Liftgate Module C2 connector.
Measure the resistance between Ground and the Liftgate Gear Engage Driver circuit.
Is the resistance below 10000.0 ohms?
Yes → Go To 8
→ Go To 11
No
ACTION
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Go To 5
Go To 7
Go To 12
Liftgate Gear Disengage Driver wire.
Perform BODY VERIFICATION TEST - VER 1.
Replace the Power Liftgate Motor Assembly.
Perform BODY VERIFICATION TEST - VER 1.
POWER DOORS - LIFTGATE
831
APPLICABILITY
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