Symptom | Suspect area | Remedy |
Engine will not start or is hard to start (Cranks OK) | Ignition lock switch Ignition coil Spark plugs Ignition wiring disconnected or broken Spark plugs cable | Inspect ignition lock switch, or replace as required Inspect ignition coil, or replace as required Inspect spark plugs, or replace as required Repair wiring, or replace as required Inspect cable, or replace as required |
Rough idle or stalls | Ignition wiring Ignition coil Spark plugs cable | Repair wiring, or replace as required Inspect ignition coil, or replace as required Inspect cable, or replace as required |
Engine hesitates / poor acceleration | Spark plugs and spark plug cables Ignition wiring | Inspect spark plugs / cable, or replace as required Repair wiring, or replace as required |
Poor mileage | Spark plugs and spark plug cables | Inspect spark plugs / cable, or replace as required |
Symptom | Suspect area | Remedy |
Charging warning indicator does not light with ignition switch "ON" and engine off. | Fuse blown Light burned out Wiring connection loose Electronic voltage regulator | Check fuses Replace light Tighten loose connection Replace voltage regulator |
Charging warning indicator does not go out with engine running. (Battery requires frequent recharging) | Drive belt loose or worn Battery cable loose, corroded or worn Electronic voltage regulator or alternator Wiring | Adjust belt tension or replace belt Inspect cable connection, repair or replace cable Replace voltage regulator or alternator Repair or replace wiring |
Overcharge | Electronic voltage regulator Voltage sensing wire | Replace voltage regulator Repair or replace wiring |
Discharge | Drive belt loose or worn Wiring connection loose or short circuit Electronic voltage regulator or alternator Poor grounding Worn battery | Adjust belt tension or replace belt Inspect wiring connection, repair or replace wiring Replace voltage regulator or alternator Inspect ground or repair Replace battery |
Symptom | Suspect area | Remedy |
Engine will not crank | Battery charge low Battery cables loose, corroded or worn out Transaxle range switch (Vehicle with automatic transaxle only) Fuse blown Starter motor faulty Ignition switch faulty | Charge or replace battery Repair or replace cables Refer to TR group-automatic transaxle Replace fuse Replace Replace |
Engine cranks slowly | Battery charge low Battery cables loose, corroded or worn out Starter motor faulty | Charge or replace battery Repair or replace cables Replace |
Starter keeps running | Starter motor Ignition switch | Replace Replace |
Starter spins but engine will not crank | Short in wiring Pinion gear teeth broken or starter motor Ring gear teeth broken | Repair wiring Replace Replace fly wheel or torque converter |
