DTC P0484-00: Cooling Fan System: Internal Malfunction (PYUL)
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P0484: 00 (PCM (PYUL)) DETECTION CONDITION AND POSSIBLE CAUSE
| System malfunction location |
Cooling fan system: Internal malfunction |
| Detection condition |
- The PCM detects a cooling fan motor internal malfunction.
|
| Fail-safe |
- Inhibits engine-stop by i-stop control.
|
| Vehicle status when DTCs are output |
- Inhibits engine-stop by i-stop control.
|
| Repeatability verification procedure |
- Clear the DTC recorded in the memory. (See CLEARING DTC
.)
- Perform the KOEO or KOER self test. (See DTC INSPECTION
.)
|
| Inspection/action procedure |
- Proceed with the inspection/action in the order from Step 1 below.
- After part repair or replacement, perform the repeatability verifi cation procedure and perform a DTCinspection. (See DTC INSPECTION
)
- If the DTC inspection indicates the same DTC again, go to the next step.
- Inspect the cooling fan motor.
Purpose/reason (possible cause)
Cooling fan motor malfunction (current sensor malfunction in cooling fan motor internal circuit or overcurrent in internal circuit)
Referred to service information item
See COOLING FAN MOTOR REMOVAL/INSTALLATION
- Replace the PCM.
Purpose/reason (possible cause)
PCM malfunction (no other possible malfunction considered)
Referred to service information item
(See PCM REMOVAL/INSTALLATION
.)
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| System wiring diagram |
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