2004 ISUZU TF SERIES Workshop Manual

Page 913 of 4264

ISUZU TF SERIES 2004  Workshop Manual ELECTRICAL-BODY AND CHASSIS  8A-255 
TROUBLESHOOTING 
SPEEDOMETER 
1.  Speedometer and odometer do not function 
 
Checkpoint  Trouble Cause  Countermeasure 
 
 
Replace the vehicle speed 
sensor

Page 914 of 4264

ISUZU TF SERIES 2004  Workshop Manual 8A-256  ELECTRICAL-BODY AND CHASSIS 
3.  Speedometer pointer jumps erratically 
 
Checkpoint  Trouble Cause  Countermeasure 
 
Replace the vehicle speed 
sensor, or repair an open 
circuit in the circ

Page 915 of 4264

ISUZU TF SERIES 2004  Workshop Manual ELECTRICAL-BODY AND CHASSIS  8A-257 
TACHOMETER 
1.  Tachometer does not function when engine is running 
 
Checkpoint  Trouble Cause  Countermeasure 
 
Replace the tacho sensor, or 
repair open circu

Page 916 of 4264

ISUZU TF SERIES 2004  Workshop Manual 8A-258  ELECTRICAL-BODY AND CHASSIS 
TEMPERATURE GAUGE AND THERMO UNIT 
1.  No temperature indicates at all 
 
Checkpoint  Trouble Cause  Countermeasure 
 
 
Replace the thermo unit 
  
Thermo unit ma

Page 917 of 4264

ISUZU TF SERIES 2004  Workshop Manual ELECTRICAL-BODY AND CHASSIS  8A-259 
FUEL GAUGE AND FUEL TANK UNIT 
1.  No fuel level indicates at all 
 
Checkpoint  Trouble Cause  Countermeasure 
 
 
Replace the tank unit 
  
Open circuit inside t

Page 918 of 4264

ISUZU TF SERIES 2004  Workshop Manual 8A-260  ELECTRICAL-BODY AND CHASSIS 
WARNING AND INCIDATOR LIGHT 
1.  When the parking brake lever is pulled, the indicator light does not light up 
 
Checkpoint  Trouble Cause  Countermeasure 
 
 
Re

Page 919 of 4264

ISUZU TF SERIES 2004  Workshop Manual ELECTRICAL-BODY AND CHASSIS  8A-261 
2.  Even when the parking brake lever is pulled, the indicator light does not go off 
 
Checkpoint  Trouble Cause  Countermeasure 
 
Adjust the SW. installation 
p

Page 920 of 4264

ISUZU TF SERIES 2004  Workshop Manual 8A-262  ELECTRICAL-BODY AND CHASSIS 
   REMOVAL AND INSTALLATION 
 
This illustration is based on RHD model  
METER ASSEMBLY 
Removal 
1.  Meter Cluster Assembly 
  Refer to the removal steps of “I