Engine Electrical System - General Information: Troubleshooting
STARTING SYSTEM TROUBLESHOOTING
| Symptom | Suspect area | Remedy |
|---|---|---|
| Engine will not crank | Battery charge low | Charge or replace battery |
| Battery cables loose, corroded or worn out | Repair or replace cables | |
| Transaxle range switch (Vehicle with automatic transaxle only) | Refer to AUTOMATIC TRANSAXLE | |
| Fuse blown | Replace fuse | |
| Starter motor faulty | Replace | |
| Ignition switch faulty | Replace | |
| Engine cranks slowly | Battery charge low | Charge or replace battery |
| Battery cables loose, corroded or worn out | Repair or replace cables | |
| Starter motor faulty | Replace | |
| Starter keeps running | Starter motor | Replace |
| Ignition switch | Replace | |
| Starter spins but engine will not crank | Short in wiring | Repair wiring |
| Pinion gear teeth broken or starter motor | Replace | |
| Ring gear teeth broken | Replace fly wheel or torque converter |
CHARGING SYSTEM TROUBLESHOOTING
| Symptom | Suspect area | Remedy |
|---|---|---|
| Charging warning indicator does not light with ignition switch "ON" and engine off. | Fuse blown | Check fuses |
| Light burned out | Replace light | |
| Wiring connection loose | Tighten loose connection | |
| Electronic voltage regulator | Replace voltage regulator | |
| Charging warning indicator does not go out with engine running. (Battery requires frequent recharging) | Drive belt loose or worn | Adjust belt tension or replace belt |
| Battery cable loose, corroded or worn Alternator wiring connection loose | Inspect cable connection, repair or replace cable | |
| Fuse blown | Check fuses | |
| Electronic voltage regulator or alternator | Replace voltage regulator or alternator | |
| Wiring | Repair or replace wiring | |
| Overcharge | Electronic voltage regulator | Replace voltage regulator |
| Voltage sensing wire | Repair or replace wiring | |
| Discharge | Drive belt loose or worn | Adjust belt tension or replace belt |
| Wiring connection loose or short circuit | Inspect wiring connection, repair or replace wiring | |
| Fuse blown | Check fuses | |
| Electronic voltage regulator or alternator | Replace voltage regulator or alternator | |
| Poor grounding | Inspect ground or repair | |
| Worn battery | Replace battery |