1
2
3
4
Fuel Pump Harness Connector SO29
FE11-5606b
(a)
Turn the ignition switch to "OFF" position.
(b)
Disconnect instrument cluster harness connector IP03.
(c)
Disconnect the fuel level sensor wiring harness connector
SO29.
(d)
Measure resistance between the fuel level sensor wiring
harness connector SO29 terminal No.1 and a reliable ground.
(e)
Measure voltage between the fuel level sensor wiring
harness connector SO29 terminal No.1 and a reliable ground.
Standard Value:
Connector Terminal
Standard Value:
Resistance Between SO29 (1) and A
Reliable Ground
10 kΩ or higher
Voltage Between SO29 (1) and A
Reliable Ground
0 V
Is the value specified value?
No
Repair open circuit or short circuit between
the SO29 terminal No.1 and IP03 terminal No.
29.
Yes
Step 3
Check the fuel sensor resistance.
(a)
Turn the ignition switch to "OFF" position.
(b)
Disconnect the fuel level sensor wiring harness connector
SO29.
(c)
Remove the fuel pump. Refer to
(d)
Measure the fuel level sensor resistance according to the
following table.
Fuel
Resistance
Full
40( ± 2 Ω)
3/4
60( ± 2 Ω)
1/2
90( ± 2 Ω)
1/4
140( ± 2 Ω)
Threshold
190 ( ± 2 Ω)
Empty
300 ( ± 2 Ω)
Is the value specified value?
No
Replace the fuel level sensor. Refer to
Body Electric
Instrument / Driver Information System
11-293
EC718/EC718RV EC715/EC715RV 10/2009
Summary of Contents for EC715 2009
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