Gauges; Checking - wsm L503 Workshop Manual

L3130 · L3430 · L3830 · L4630 · L5030, WSM

[8] GAUGES

(1) Checking

(A) Fuel Level Sensor
(B) Coolant Temperature Sensor
Fuel Level Sensor
1) Sensor Continuity
1. Remove the fuel level sensor from the fuel tank.
2. Measure the resistance across the sensor terminal and its body.
3. If the reference value are not indicated, the sensor is faulty.
Resistance
Reference
(Sensor terminal –
value
its body)
Coolant Temperature Sensor Continuity
1. Measure the resistance across the sensor terminal and the
chassis.
2. If the measurement is not indicated, the sensor is faulty.
Resistance
Factory
(Sensor terminal –
spec.
Chassis)
(1) Coolant Temperature Sensor
9-S56
ELECTRICAL SYSTEM
Float at upper-most
1 to 5 Ω
position
Float at lower-most
103 to 117 Ω
position
Approx. 16 Ω
at 120 °C (248 °F)
Approx. 50 Ω
at 80 °C (176 °F)
Approx. 149 Ω at 50 °C (122 °F)
W10248650
W1022725
KiSC issued 02, 2007 A