System Testing: Notes

Tests can be performed to detect problem areas in power moon roof. Use TEST SYMPTOM INDEX to determine proper test.

CAUTION: When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.

TEST SYMPTOM INDEX

Symptom

Possible Cause

Test

Moon Roof Leaks

Incorrect Adjustment, Drain Tubes Blocked, Worn Or Damaged Seals, Moon Roof Housing Damaged

Excessive Wind Noise

Incorrect Adjustment, Worn Or Damaged Seals

Moon Roof Panel Rattles

Incorrect Glass Panel Adjustment, Front Track Rail Improperly Installed, Moon Roof Shade Improperly Installed, Worn Or Damaged Seals

Moon Roof Noisy During Operation

Incorrect Glass Panel Adjustment, Obstruction In Track Rail Or Troughs, Rear Panel Lifters Improperly Installed, Worn Or Damaged Motor

Moon Roof Does Not Operate

Damaged Circuit Breaker, Open Or Shorted Circuit, Worn Or Damaged Control Switch, Worn Or Damaged Motor

No Operation In Vent Position ⁽¹⁾

Rear Panel Lifters Improperly Installed, Rear Guide Pin Not Fully Engaged In Cam Slot

Moon Roof Does Not Stop Flush In Any Position ⁽²⁾

Moon Roof Motor Out Of Time, Faulty Motor Microswitch, Faulty Motor, Faulty Relay, Open Or Shorted Circuit

Express Open Feature Does Not Work ⁽³⁾

Open Or Shorted Circuit, Faulty Motor, Faulty Control Module

Moon Roof Will Not Slide Closed Or Open Up ⁽³⁾

Open Or Shorted Circuit, Faulty Control Switch, Faulty Motor, Faulty Control Module

Moon Roof Will Not Slide Open Or Close From Vent Position ⁽³⁾

Open Or Shorted Circuit, Faulty Control Switch, Faulty Motor, Faulty Control Module

⁽¹⁾	Except Probe.

⁽²⁾	Contour, Cougar, Mark VIII, Mystique and Thunderbird.

⁽³⁾	Cougar, Mark VIII and Thunderbird.