Honda Fit/Jazz - Sunroof Control Unit Input Test
Sunroof Control Unit Input Test
KK, KU and KT models
| 2. | Disconnect the 5P connector (A) from the sunroof control unit (B).
 |
| 3. | With the connector still disconnected, 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, replace the sunroof control unit.
| Cavity | Wire | Test condition | Test: Desired result | Possible cause if result is not obtained |
|---|
| 5 | BLK | Under all conditions | Check for continuity to ground:
There should be continuity. | - Poor ground (G401)
- An open in the wire
| | 1 | YEL | Ignition switch ON (II) | Check for voltage to ground:
There should be battery voltage. | - Blown No.3 (7.5A) fuse in the under-dash fuse/relay box
- An open in the wire
| | 4 | LT GRN | Sunroof fully closed position | Check for voltage to ground:
There should be continuity. | - Poor ground (G401)
- Faulty sunroof open switch
- An open in the wire
| | 3 | RED/YEL | Ignition switch ON (II) | Check for voltage to ground:
There should be battery voltage. | - Blown No. 3 (7.5 A) fuse in the under-dash fuse/relay box
- Faulty sunroof open relay
- An open in the wire
| | 2 | GRN/WHT | Ignition switch ON (II) | Check for voltage to ground:
There should be battery voltage. | - Blown No. 3 (7.5 A) fuse in the under-dash fuse/relay box
- Faulty sunroof close relay
- An open in the wire
| | Connect No. 3 and No. 5 terminals with a jumper wire, then ignition switch ON (II) | Check the motor operation:
The motor should run (the sunroof should open). | - Poor ground (G401)
- Blown No. 7 (30 A) fuse in the under-hood fuse/relay box
- Blown No. 3 (7.5 A) fuse in the under-dash fuse/relay box
- Faulty sunroof open relay
- Faulty sunroof close relay
- Faulty sunroof motor
- An open in the wire
| | Connect No. 2 and No. 5 terminals with a jumper wire, then ignition switch ON (II) | Check the motor operation:
The motor should run (the sunroof should close). |
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Honda Fit/Jazz 02-05 Workshop Manual
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