Honda Accord 2008 Manual page 2387

07/11/02 09:42:27 61TA0000_220_0357
Moonroof
Moonroof Control Unit Input Test (cont'd)
6. Reconnect the connector to the control unit, and make these input tests at the connector.
• If any test indicates a problem, find and correct the cause, then recheck the system.
• If all the input tests prove OK, go to step 7.
Cavity
7
8
2
3 LT GRN
4 LT BLU
9
7. If all the input tests are OK and multiple failures are found, replace the moonroof control unit/motor assembly. If
the problem is related to the key-off operation, go to the driver's MICU input test (see page 22-161), and
passenger's MICU input test (see page 22-164).
22-354
Wire Test condition Test: Desired result
GRN Under all Measure the voltage to
conditions ground:
There should be
battery voltage.
BLK Under all Measure the voltage to
conditions ground:
There should be 0.5 V
or less.
GRY Ignition switch to Measure the voltage to
ON (II), ground:
moonroof switch There should be 0.5 V
in CLOSE or less.
position
Ignition switch to Measure the voltage to
ON (II), ground:
moonroof switch There should be
released battery voltage.
Ignition switch to Measure the voltage to
ON (II), ground:
moonroof switch There should be 0.5 V
in TILT position or less.
Ignition switch to Measure the voltage to
ON (II), ground:
moonroof switch There should be
released battery voltage.
Ignition switch to Measure the voltage to
ON (II), ground:
moonroof switch There should be 0.5 V
in OPEN position or less.
Ignition switch to Measure the voltage to
ON (II), ground:
moonroof switch There should be
released battery voltage.
PUR Ignition switch to Measure the voltage to
ON (II), ground:
moonroof switch There should be 0.5 V
in AUTO OPEN or less.
or AUTO CLOSE
position
Ignition switch to Measure the voltage to
ON (II), ground:
moonroof switch There should be
released battery voltage.
Possible cause if desired result is not
obtained
• Blown No. 20 (20 A) fuse in the driver's
under-dash fuse/relay box
• An open in the wire
• Poor ground (G501)
• An open in the wire
• Faulty moonroof switch
• Poor ground (G501)
• An open in the wire
• Blown No. 2 (20 A) fuse in the driver's
under-dash fuse/relay box
• Faulty driver's under-dash fuse/relay box
• A short to ground in the wire
• Faulty moonroof switch
• Poor ground (G501)
• An open in the wire
• Blown No. 2 (20 A) fuse in the driver's
under-dash fuse/relay box
• Faulty driver's under-dash fuse/relay box
• A short to ground in the wire
• Faulty moonroof switch
• Poor ground (G501)
• An open in the wire
• Blown No. 2 (20 A) fuse in the driver's
under-dash fuse/relay box
• Faulty driver's under-dash fuse/relay box
• A short to ground in the wire
• Faulty moonroof switch
• Poor ground (G501)
• An open in the wire
• Blown No. 2 (20 A) fuse in the driver's
under-dash fuse/relay box
• Faulty driver's under-dash fuse/relay box
A short to ground in the wire
•