ENGINE
03-M-E3B, 03-M-DI-E3B, 03-M-E3BG, WSM
1-S42
Oil Pressure Switch
1. Disconnect the connector of the oil pressure switch (1) (1P).
2. Examine the condition of the harness.
3. If the harness is defective, replace it with a new one.
4. Measure the resistance between the terminal of the connector
(harness side) and chassis.
5. If the measurement is not in the factory specification, the ECU
is defective. Then replace the ECU with a new one.
6. If the measurement is in the factory specification, the ECU is
correct.
In this case, the oil pressure switch is defective. Then replace it
with a new one.
M00000003ENS0055US1
Resistance
Factory
spec.
Terminal 1 -
Chassis
Infinity
(1) Oil Pressure Switch
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