Engine Electrical System
Troubleshooting
In this manual: Engine Electrical System
~1min read
TROUBLESHOOTING
| Symptom | Suspected Area | REMEDY |
| Engine Does Not Crank | Low battery charge | Charge or replace the battery |
| Loose, corroded or worn battery cables | Repair or replace cables | |
| Rear axle transmission range switch (For vehicles with automatic transmission only) |
See AT group Automatic Transmission | |
| Blown fuse | Replace fuse | |
| Faulty starter | Replace | |
| Faulty ignition switch | Replace | |
| Engine cranks slowly | Low battery charge | Charge or replace the battery |
| Loose, corroded or worn battery cables | Repair or replace cables | |
| Faulty starter | Replace | |
| Starter keeps cranking | Faulty starter | Replace |
| IGNITION SWITCH | Replace | |
| Starter cranks but engine does not start | Short circuit in wiring | Repair or replace wiring |
| Broken starter gear or teeth | Replace | |
| Broken ring gear teeth | Replace flywheel or torque converter |

Test yourself
A quick Hyundai i20 quiz: every answer comes with an explanation and a link to the manual page.
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