Vauxhall Chevette
Electrical trouble shooter |
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Lighting Circuit
| FAULT |
CAUSE |
CURE |
| No lights (or very dim) |
1. Flat or faulty battery, bad battery connections. |
1. Check battery and connections. |
| Side and rear lights inoperative although stoplights and flashers work |
1. Fuse blown. |
1. Fit correct value fuse. |
| One lamp fails |
1. Blown bulb. |
1. Fit new bulb. |
| 2. Poor bulb contact. |
2. Check connections. |
| 3. Bad earth connection. |
3. Check connections. |
| 4. Broken feed. |
4. Check feed. |
| Flasher warning bulb stays on or flashes twice as fast |
1. Faulty bulb or connection on front or rear of offending side. |
1. Fit new bulb, make good connection. |
| Lights dim when idling or at low speed |
1. Loose drive belt. |
1. Tighten belt. |
| 2. F1at battery. |
2. Check charge output and battery. |
| 3. Faulty charging circuit. |
3. Check charge output and battery. |
| One dim light |
1. Blackened bulb. |
1. Fit new bulb or sealed-beam. |
| 2. Bad earth. |
2. Check earth connections. |
| 3. Tarnished reflector. |
3. Fit new bulb or sealed-beam. |
|
Windscreen Wipers
| FAULT |
CAUSE |
CURE |
| Wipers do not work |
1. Blown fuse. |
1. Fit new fuse of correct rating. |
| 2. Poor connection. |
2. Check connections. |
| 3. Faulty switch. |
3. Check switch. |
| 4. Faulty motor. |
4. Remove and examine motor. |
| Motor operates slowly |
1. Excessive resistance in circuit or wiper drive. |
1. Check wiper circuit. |
| 2. Worn brushes. |
2. Remove motor and check brushes. |
|
Horn
| FAULT |
CAUSE |
CURE |
| Horn(s) do not work |
1. Faulty horn push. |
1. Replace steering column switch. |
| 2. Faulty or broken connection. |
2. Check wiring continuity. |
| 3. Faulty horn(s). |
3. Replace horn(s). |
| Horn operates continuously |
1. Horn push earthed or stuck down. |
1. Remedy cause of earthing out or free off horn push. |
| 2. Horn cable to horn push earthed. |
2. Trace cause of cable earthing and re-insulate. |
|
Fuel Gauge
| FAULT |
CAUSE |
CURE |
| Fuel gauge not reading |
l. No fuel in tank. |
1. Add fuel. |
| 2. Sender unit to gauge cable broken or disconnected. |
2. Reconnect or repair cable. |
| 3. No earth on fuel gauge. |
3. Reconnect earth. |
| 4. Supply to gauge disconnected. |
4. Check wiring and reconnect or repair. |
| 5. Gauge faulty. |
5. Replace gauge. |
| Fuel gauge registering full |
1. Sender unit to gauge cable earthed. |
1. Trace cause of earthing out and re-insulate. |
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