Starter motor not working
- Make
- Fiat
- Model
- Doblò Factory Service Manual
- Year
- 2000–2010
- Section
- Starting › Starter motor not working
Fault diagnosisStarter motor not working
STARTER MOTOR NOT WORKING
When the key is turned to the On position the instruments light up, but the starter motor does not turn
| Results of the tests | ||||
| 0 | PRELIMINARY CHECKS | All OK | Problems met | Operation |
|---|---|---|---|---|
| Place the key in the ON position and check that the recharging warning light comes on (it should then go out when the engine is started up). | Continue to Step 1 | The recharging warning light does not come on | See table K40 BATTERY CHARGING WARNING LIGHT NOT WORKING | |
| 1 | STARTER MOTOR CONNECTIONS CHECK | All OK | Problems met | Operation |
| Check the connections between the battery, alternator and starter motor See E5010 STARTING AND RECHARING | Continue to Step 2 | Connections not correct | Restore the battery connections See E5010 STARTING AND RECHARING | |
| Damaged earth lead | Replace the cable Op. 5530B22 | |||
| Cable between the battery and the starter motor. | Replace the cable Op. 5530B26 | |||
| 2 | CHECK IGNITION SWITCH | All OK | Problems met | Operation |
| Check condition and correct operation of ignition switch. | Continue to Step 3 | Ignition switch faulty | Renew or replace the ignition switch Op. 5520A12 | |
| 3 | STARTER MOTOR CHECK | All OK | Problems met | Operation |
| Check condition and correct operation of starter motor. | Continue to Step 4 | Starter motor faulty | Overhaul the starter motor Op. 5520B14 | |
| Unrepairable starter motor fault | Replace the starter motor Op. 5520B10 | |||
| 4 | CHECKING CORRECT OPERATION | All OK | Problems met | Operation |
| Check that the fault is no longer present | Fault persists | Search for the fault starting from another symptom' | ||
When the key is turned to the On position the instruments light up, but the starter motor does not turn
| Results of the tests | ||||
| 0 | PRELIMINARY CHECKS | All OK | Problems met | Operation |
|---|---|---|---|---|
| Place the key in the ON position and check that the recharging warning light comes on (it should then go out when the engine is started up). | Continue to Step 1 | The recharging warning light does not come on | See table K40 BATTERY CHARGING WARNING LIGHT NOT WORKING | |
| 1 | STARTER MOTOR CONNECTIONS CHECK | All OK | Problems met | Operation |
| Check the connections between the battery, alternator and starter motor See E5010 STARTING AND RECHARING | Continue to Step 2 | Connections not correct | Restore the battery connections See E5010 STARTING AND RECHARING | |
| Damaged earth lead | Replace the cable Op. 5530B22 | |||
| Cable between the battery and the starter motor. | Replace the cable Op. 5530B26 | |||
| 2 | CHECK IGNITION SWITCH | All OK | Problems met | Operation |
| Check condition and correct operation of ignition switch. | Continue to Step 3 | Ignition switch faulty | Renew or replace the ignition switch Op. 5520A12 | |
| 3 | STARTER MOTOR CHECK | All OK | Problems met | Operation |
| Check condition and correct operation of starter motor. | Continue to Step 4 | Starter motor faulty | Overhaul the starter motor Op. 5520B14 | |
| Unrepairable starter motor fault | Replace the starter motor Op. 5520B12 | |||
| 4 | CHECKING CORRECT OPERATION | All OK | Problems met | Operation |
| Check that the fault is no longer present | Fault persists | Search for the fault starting from another symptom' | ||
When the key is turned to the On position the instruments light up, but the starter motor does not turn
| Results of the tests | ||||
| 0 | CHECKING WITH DIAGNOSTIC EQUIPMENT | All OK | Problems met | Operation |
|---|---|---|---|---|
| Connect the diagnostic equipment (Examiner) and check battery charge | Continue to Step 2 | Battery charge status insufficient. | Recharge the battery Op. 5530B14 | |
| Battery flat and no longer rechargeable | Replace the battery Op. 5530B10 | |||
| 1 | ELECTRICAL CIRCUIT CHECK | All OK | Problems met | Operation |
| Check continuity/insulation of electrical connection between starter motor and battery See E5010 STARTING AND RECHARING | Continue to Step 2 | Electrical connection interrupted or not insulated. | Restore electrical connection continuity/insulation See E5010 STARTING AND RECHARING | |
| 2 | ELECTRICAL CIRCUIT CHECK | All OK | Problems met | Operation |
| Check continuity/insulation of ignition barrel and starter motor connection. See E5010 STARTING AND RECHARING | Continue to Step 3 | Electrical connection interrupted or not insulated. | Continue to Step 4 | |
| 3 | CHECKING IGNITION BARREL | All OK | Problems met | Operation |
| Check that the ignition barrel is working properly. | Continue to Step 7 | Ignition barrel damaged. | Change the ignition barrel Op. 5520A12 | |
| 4 | CHECKING ELECTRICAL CIRCUIT | All OK | Problems met | Operation |
| Check continuity/insulation of electrical connection between ignition block and engine bay control unit See E5010 STARTING AND RECHARING | Continue to Step 5 | Electrical connection interrupted or not insulated. | Restore electrical connection continuity/insulation See E5010 STARTING AND RECHARING | |
| 5 | CHECKING ELECTRICAL CIRCUIT | All OK | Problems met | Operation |
| Check continuity/insulation of electrical connection between engine bay control unit and starter motor See E5010 STARTING AND RECHARING | Continue to Step 6 | Electrical connection interrupted or not insulated. | Restore electrical connection continuity/insulation See E5010 STARTING AND RECHARING | |
| 6 | CHECKING CORRECT OPERATION | All OK | Problems met | Operation |
| Check that the fault is no longer present | End of diagnosis | Fault persists | Change engine bay control unit Op. 5505A13 | |
| 7 | CHECKING CORRECT OPERATION | All OK | Problems met | Operation |
| Check that the fault is no longer present | End of diagnosis | Fault persists | Replace the starter motor Op. 5520B10 | |
When the key is turned to the On position the instruments light up, but the starter motor does not turn
| Results of the tests | ||||
| 0 | CHECKING WITH DIAGNOSTIC EQUIPMENT | All OK | Problems met | Operation |
|---|---|---|---|---|
| Connect the diagnostic equipment (Examiner) and check battery charge | Continue to Step 2 | Battery charge status insufficient. | Recharge the battery Op. 5530B14 | |
| Battery flat and no longer rechargeable | Replace the battery Op. 5530B10 | |||
| 1 | ELECTRICAL CIRCUIT CHECK | All OK | Problems met | Operation |
| Check continuity/insulation of electrical connection between starter motor and battery See E5010 STARTING AND RECHARING | Continue to Step 2 | Electrical connection interrupted or not insulated. | Restore electrical connection continuity/insulation See E5010 STARTING AND RECHARING | |
| 2 | ELECTRICAL CIRCUIT CHECK | All OK | Problems met | Operation |
| Check continuity/insulation of ignition barrel and starter motor connection. See E5010 STARTING AND RECHARING | Continue to Step 3 | Electrical connection interrupted or not insulated. | Continue to Step 4 | |
| 3 | CHECKING IGNITION BARREL | All OK | Problems met | Operation |
| Check that the ignition barrel is working properly. | Continue to Step 7 | Ignition barrel damaged. | Change the ignition barrel Op. 5520A12 | |
| 4 | CHECKING ELECTRICAL CIRCUIT | All OK | Problems met | Operation |
| Check continuity/insulation of electrical connection between ignition block and engine bay control unit See E5010 STARTING AND RECHARING | Continue to Step 5 | Electrical connection interrupted or not insulated. | Restore electrical connection continuity/insulation See E5010 STARTING AND RECHARING | |
| 5 | CHECKING ELECTRICAL CIRCUIT | All OK | Problems met | Operation |
| Check continuity/insulation of electrical connection between engine bay control unit and starter motor See E5010 STARTING AND RECHARING | Continue to Step 6 | Electrical connection interrupted or not insulated. | Restore electrical connection continuity/insulation See E5010 STARTING AND RECHARING | |
| 6 | CHECKING CORRECT OPERATION | All OK | Problems met | Operation |
| Check that the fault is no longer present | End of diagnosis | Fault persists | Change engine bay control unit Op. 5505A13 | |
| 7 | CHECKING CORRECT OPERATION | All OK | Problems met | Operation |
| Check that the fault is no longer present | End of diagnosis | Fault persists | Replace the starter motor Op. 5520B10 | |
Parts & tools for this job For 2000 Fiat Doblò
- TOOLBattery testerSearch: car battery tester
- TOOLDigital multimeterSearch: automotive digital multimeter
- TOOLBattery terminal cleanerSearch: battery terminal cleaner
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