CHASSIS ELECTRICAL ± Combination Meters
54A-28
FUEL GAUGE RESISTANCE CHECK
1. Remove the power supply tightening screw.
2. Use an ohmmeter to measure the resistance value between
the terminals.
Standard value:
Power supply ± Earth: 233.3 Ω
Power supply ± Fuel gauge: 108.3 Ω
Fuel gauge ± Ground: 125.0 Ω
Caution
When inserting the testing probe into the power supply
terminal, be careful not to touch the printed board.
ENGINE COOLANT TEMPERATURE GAUGE
RESISTANCE CHECK
1. Remove the power supply tightening screw.
2. Use an ohmmeter to measure the resistance value between
the terminals.
Standard value:
Power supply ± Earth: 178.9 Ω
Power supply ± Engine coolant temperature gauge:
54 Ω
Engine coolant temperature gauge ± Earth:
232.9 Ω
Caution
When inserting the testing probe into the power supply
terminal, be careful not to touch the printed board.
Power supply
Fuel gauge
Earth
Engine coolant
temperature gauge
Earth
Power supply
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