Starter relay defective ReplacePoor connection of sub starter switch Repair Transmission neutral switch defective Repair PRE HEATING Unable to pre-heat Poor connector connection, blown W
Trang 1TROUBLE SHOOTING
CHARGING SYSTEM(BATTERY AND ALTERNATOR)
High battery temperature Regulator defective Replace Excessive discharge though
battery is normal
Poor connection of harness Repair Weak tension of V-belt Replace Wiring defective of high current fuse Repair
Charging lamp doesn't turn on
when engine stopped and
starter switch is on
Regulator defective(Alternator) Replace
Alternator discharges
excessively though alternator
is normal
Poor connection of harness Repair Weak tension of V-belt Replace Wiring defective of high current fuse Repair
STARTING SYSTEM(STARTER AND SUB STARTER)
Starter doesn't work Starter switch defective Replace
Battery defective or poor capacity Charge Starter relay defective Replace Poor connector connection,blown
Engine doesn't start though
starter works
Starter relay or starter defective Replace Worn out or damage of flywheel ring
Engine doesn't start though
starter works
Battery defective or poor capacity Replace Over running clutch defective(Starter) Replace Engine does not start at sub
starter ON position
Poor connector connection,blown
Battery defective or poor capacity Replace
Trang 2Starter relay defective Replace
Poor connection of sub starter switch Repair Transmission neutral switch defective Repair
PRE HEATING
Unable to pre-heat Poor connector connection, blown
Water temperature sensor defective Replace High capacity fuse of glow relay is
Poor connection of connecting plate Repair Engine start is not good
though cold start works
(Pre heating is not enough)
Water temperature sensor defective Replace Poor connection of connecting plate Repair
ENGINE STOP
Engine does not stop Poor connector connection, blown
Starter switch defective Replace Engine does not start Poor connector connection, blown
Starter switch defective Replace
Trang 3GENERAL INFORMATION ON LAMPS
Harness blown,connectors are
Lamp is not bright enough Battery discharged Charge
Poor connector connection, Poor earth Repair Alternator defective(charging function
HEAD LAMPS
Lamp does not turn on Lighting switch defective Replace
Dimmer switch defective Replace Head lamp relay defective Replace
FOG LAMPS
Fog lamp does not turn on Fog lamp switch defective Replace
Fog lamp relay defective Replace
TAIL LAMP, LICENSE PLATE LAMP AND POSITION LAMP
Tail lamp does not turn on Lighting switch defective Replace
Stop lamp,tail lamp sensor defective Replace
Warning lamp doesn't turn on
when tail lamp is blown Stop lamp,tail lamp sensor defective Replace
Overhead warning indicator defective Replace
Trang 4Tail lamp defective Replace Meter cluster defective Replace Master caution indicator does
not turn on when tail lamp
bulb is blown
Stop lamp,tail lamp sensor defective Replace Overhead warning indicator defective Replace
Meter cluster defective Replace License number plate lamp
does not turn on Lighting switch defective Replace
Stop lamp,tail lamp sensor defective Replace
Position lamp does not turn
Stop lamp,tail lamp sensor defective Replace
STOP LAMP
Lamp does not turn on Stop lamp switch defective Replace
Stop lamp,tail lamp sensor defective Replace Stop lamp relay defective Replace Warning lamp does not turn
on when bulb is blown
Stop lamp,tail lamp sensor defective Replace Stop lamp relay defective Replace Overhead warning indicator defective Replace Meter cluster defective Replace Master caution indicator does
not turn on when bulb is
blown
Stop lamp,tail lamp sensor defective Replace Stop lamp relay defective Replace Overhead warning indicator defective Replace Meter cluster defective Replace
TURN SIGNAL LAMP, HAZARD LAMP
Trang 5Not blinking Turn signal lamp,hazard lamp switch
Flasher relay defective Replace Lamp is on all the time Turn signal lamp,hazard lamp switch
Flasher relay defective Replace
Bulb watt is bigger than the spec Repair
Bulb watt is smaller than the spec Repair Unstable blinking interval Flasher relay defective Replace
ROOM LAMP, SPOT LAMP, STEP LAMP, MAP LAMP AND FLUORESCENT LAMP
Room lamp and spot lamp do
not turn on
Room lamp and spot lamp switch
Step lamp does not turn on Door switch defective Replace
Map lamp does not turn on Map lamp switch defective Replace
Fluorescent lamp does not
BACK-UP LAMP
Lamp does not turn on Back-up lamp switch defective Replace
METER ILLUMINATION
Illumination does not
Trang 6SPEEDOMETER AND TACHO GRAPH
Indicator does not work Harness blown, connectors
Vehicle speed sensor defective Replace
Unstable indicator movement Poor connector connection, poor earth Repair
Vehicle speed sensor defective Replace
Big indication error Vehicle speed sensor defective Replace
Odometer is not working Harness blown, connectors
Vehicle speed sensor defective Replace
TACHOMETER
Indicator does not work Harness blown, connectors
Tachometer sensor defective Replace Engine RPM output circuit of meter
Unstable indicator movement Poor connector connection, poor earth Repair
Tachometer sensor defective Replace Engine RPM output circuit of meter
Trang 7Big indication error Tachometer sensor defective Replace
Engine RPM output circuit of meter
FUEL SYSTEM
Indicator does not move Harness blown, connectors
Fuel gauge unit defective Replace
Unstable movement or big
error of indicator turn on
(Fuel gauge position is E)
Poor connector connection, poor earth Repair Fuel gauge unit defective Replace
Fuel remaining warning lamp
does not turn on
(Fuel gauge position is above
E)
Harness blown, connectors
Fuel gauge unit defective Replace
Fuel remaining warning lamp
does not
Fuel gauge unit defective Repair
COOLANT TEMPERATURE GAUGE
Indicator does not move Harness blown, connectors
Coolant temperature sensor defective Replace Coolant temperature gauge defective Replace
PARKING BRAKE INDICATOR LAMP
Indicator lamp does not turn
on when parking brake is on
Poor connector connection, poor
Trang 8Parking brake switch defective(sensor
Parking brake air switch defective(wheel parking brake) Replace Meter cluster defective Replace Indicator lamp does not turn
off
Parking brake switch defective(sensor
Parking brake air switch defective(wheel parking brake) Replace Buzzer never stops though the
parking brake is on Poor connector connection, poor earth,blown harness Repair
Parking brake switch defective(sensor
Parking brake release air switch defective(wheel parking brake) Replace
HORN
Horn does not work Harness blown, connectors
Excessive battery discharging Charge
Horn sound is weak Poor connector connection, poor earth Repair
Excessive battery discharging Charge
Trang 9WIPER AND WASHER
Window washer switch defective Replace
Fuse blown or fuse blink blown Repair Wire bolwn or poor connection Repair Wiper does not stop operating Wiper motor defective Replace
Window washer switch defective Replace Wiper does not work
Washer level sensor defective Replace Wiper blade stop position is
Poor position set of wiper motor crank
Wiper cleaning is poor Wiper blade defective Replace
Wiper operation makes
Poor connection of wiper link and
Window washer motor does
not work
Washer motor defective Replace Window washer switch defective Replace
Fuse blown or fuse blink blown Repair Wire blown or poor connection Repair Washer injection is not
enough
Washer motor defective Replace
Washer liquid is not injecting Washer motor defective Replace
Trang 10Poor connection of washer hose Repair
Wiper does not work with
washer liquid
Window washer switch defective Replace Washer level sensor defective Replace Washer level warning lamp
does not turn on
Washer level sensor defective Replace Fuse blown or fuse blink blown Repair Wire blown or poor connection Repair Washer level warning lamp defective Replace Washer level warning lamp
does not turn off Washer level sensor defective Replace
AUDIO
Radio make no sound Poor connector connection,blown
Poor connection of antenna or antenna
Partly malfunction of radio amp Repair
Poor radio reception Poor connector connection,blown
Poor connection of antenna or antenna
Radio tuner malfunction Replace Tape makes no sound Poor connector connection,blown
Trang 11Fuse blown Repair Partly malfunction of radio amp Repair Malfunction of tape deck or pinch
Radio tuner malfunction Replace
Poor connection of antenna or antenna
Partly malfunction of radio amp Repair Malfunction of tape deck or pinch
Partly malfunction of radio amp Repair Radio tuner malfunction Replace Malfunction of tape deck or pinch
Only one speaker works Poor connector connection,blown
Partly malfunction of radio amp Repair
SOURCE OF ACCESSORY NOISE
Alternator High squealing noise, when accelerator
pedal is depressed suddenly
(It stops immediately after engine stop.)
Beeping noise
Water temperature gauge It happens while engine is running
(It continues just for a while after engine stop.)
Scratching noise
Trang 12Oil pressure switch It happens by engine rpm.
(It does not happen while idling.)
Sounds
"dulkung" Fuel level sensor When turned at high speed, driving on
a rugged road, or starter switch is at
"ON" position
Scratching noise
Flasher unit It happens when turn signal is operating. Sounds "dulkung"
depressed or released Sounds "sheet" Wiper motor It happens depending on the speed of
Washer motor It happens when front glass washer is operating. Whistle noise