TROUBLESHOOTING
IGNITION SYSTEM

Trouble symptom

Probable cause

Remedy

Engine will not start or is hard to start (Cranks OK)

Ignition lock switch faulty

Replace ignition lock switch

Ignition coil faulty

Inspect ignition coil

Power transistor faulty

Inspect power transistor

Spark plugs faulty

Replace plugs

Ignition wiring disconnected or broken

Inspect wiring

Spark plugs faulty

Replace plugs

Rough idle or stalls

Ignition wiring faulty

Inspect wiring

Ignition coil faulty

Inspect ignition coil

Spark plug cable faulty

Inspect spark plug cable

Engine hesitates/poor acceleration

Spark plugs faulty

Replace plugs

Ignition wiring faulty

Inspect ignition coil

Poor mileage

Spark plugs faulty

Replace plugs

CHARGING SYSTEM

Trouble symptom

Probable cause

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 connections

Electronic voltage regulator faulty

Replace voltage regulator

Charging warning indicator does not go out with engine running (Battery requires frequent recharging)

Drive belt loose or worn

Adjust tension or replace drive belt

Battery cables loose, corroded or worn

Repair or replace cables

Fuse blown

Check fuses

Fusible link blown

Replace fusible link

Electronic voltage regulator or generator faulty

Test generator

Wiring faulty

Repair wiring

Engine hesitates/poor acceleration

Overcharge

Drive belt loose or worn

Adjust tension or replace drive belt

Wiring connection loose or open circuit

Tighten loose connection or repair wiring

Fusible link blown

Replace fusible link

Poor grounding

Repair

Electronic voltage regulator or generator faulty

Test generator, if faulty, repair or replace.

Worn battery

Replace battery

Electronic voltage regulator faulty

Replace voltage regulator

Voltage sensing wire faulty

Repair wire

STARTING SYSTEM

Trouble symptom

Probable cause

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 faulty (Vehicle with automatic transaxle only)

Adjust or replace switch

Fusible link blown

Replace fusible link

Starter motor faulty

Repair starter motor

Ignition switch faulty

Replace ignition switch

Ignition lock switch faulty

Replace ignition lock switch

Engine cranks slowly

Battery charge low

Charge or replace battery

Battery cables loose, corroded or worn out

Repair or replace cables

Starter motor faulty

Repair starter motor

Starter keeps running

Starter motor faulty

Repair starter motor

Ignition switch faulty

Replace ignition switch

Starter spins but engine will not crank

Short in wiring

Repair wiring

Pinion gear teeth broken or starter motor faulty

Repair starter motor

Ring gear teeth broken

Replace flywheel ring gear or torque converter

CRUISE CONTROL SYSTEM Pre-Troubleshooting
PRE-TROUBLESHOOTING
1.

Check that the actuator and pulley assembly are all normal.

2.

Check if the pulley assembly and the movement of cables are working smoothly.

3.

Check if there is no excessive play or tension in each cable.

TROUBLESHOOTING PROCEDURES
1.

Make the following preliminary inspections.

A.

Check that the installation of the actuator, accelerator cable are correct, and that the cables and links are securely connected.

B.

Check that the accelerator pedal moves smoothly.

C.

Adjust the cable so there is not excessive tension or excessive play on the accelerator cable.

D.

Check that the actuator and unit assembly, cruise main, control switch and the connector of each cancel switch are connected securely.

2.

Check in the sequence indicated in the "TROUBLE SYMPTOM CHARTS".

3.

If a normal condition is indicated, replace the cruise control module.

TROUBLE SYMPTOM CHARTS
Trouble Symptom 1
Trouble Symptom 2

Trouble symptom

Probable cause

Remedy

The set vehicle speed varies greatly upward or downward

Malfunction of the vehicle speed sensor circuit

Repair the vehicle speed sensor system, or replace the part

"Surging" (repeated alternating acceleration and deceleration) occurs after setting

Malfunction of the speedometer cable or speedometer drive gear

Malfunction of the acutator and unit

Replace the actuator and unit

Trouble Symptom 3

Trouble symptom

Probable cause

Remedy

The CC system is not canceled when the brake pedal is depressed

Damaged or disconnected wiring of the stop lamp switch

Repair the harness or replace the stop lamp switch

Malfunction of the actuator and unit

Replace the actuator and unit

Trouble Symptom 4

Trouble symptom

Probable cause

Remedy

The CC system is not canceled when the shift lever is moved to the "N" position (It is canceled, however,when the brake pedal is depressed

Damaged or disconnected wiring of inhibitor switch input circuit

Repair the harness or repair or replace the inhibitor switch

Improper adjustment of inhibitor switch

Malfunction of the actuator and unit

Replace the actuator and unit

Trouble Symptom 5

Trouble symptom

Probable cause

Remedy

Cannot decelerate (coast) by using the SET switch

Temporary damaged or disconnected wiring of SET switch input circuit

Repair the harness or replace the SET switch

Actuator circuit poor contact

Repair the harness or replace the actuator

Malfunction of the actuator

Malfunction of the actuator and unit

Replace the actuator and unit

Trouble Symptom 6

Trouble symptom

Probable cause

Remedy

Cannot accelerate or resume speed by using the RESUME switch

Damaged or disconnected wiring, or short circuit, or RESUME switch input circuit

Repair the harness or replace the RESUME switch

Actuator circuit poor contact

Repair the harness or replace the actuator

Malfunction of the actuator

Malfunction of the actuator and unit

Replace the actuator and unit

Trouble Symptom 7

Trouble symptom

Probable cause

Remedy

CC system can be set while driving at a vehicle speed of less than 40km/h (25mph), or there is no automaticcancellation at that speed

Malfunction of the vehicle-speed sensor circuit

Repair the vehicle speed sensor system, or replace the part

Malfunction of the speedometer cable or the speedometer drive gear

Malfunction of the actuator and unit

Replace the actuator and unit

Trouble Symptom 8

Trouble symptom

Probable cause

Remedy

Trouble symptom

Probable cause

Remedy

The cruise main switch indicator lamp does not illuminate (But CC system is normal)

Damaged or disconnected bulb of cruise main switch indicator lamp

Repair the harness or replace the part.

Harness damaged or disconnected

Trouble Symptom 9

Trouble symptom

Probable cause

Remedy

Malfunction of control function by ON/OFF switching of idle switch

Malfunction of circuit related to idle switch function

Repair the harness or replace the part

Malfunction of the actuator and unit

Trouble Symptom 10

Trouble symptom

Probable cause

Remedy

Overdrive is not canceled during fixed speed driving

Malfunction of circuit related to overdrive cancelation, or malfunction of actuator and unit

Repair the harness or replace the part

No shift to overdrive during manual driving

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