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EDC16 / P1483 02

Read the instructions below then start the fault diagnostic procedure.

Symptom: Radiator fan runs continuously.

  P1483 02


Cooling Fan 3 Control Circuit, Short to Ground

Fault symptom

Radiator fan runs continuously.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Ignition ON.
Radiator fan circuit Not activated.

Fault criteria:

Output short circuit to ground for more than 0.6 s.

System reaction to a fault:

Radiator fan speed set to LOW.

OK report:

Fault criteria NOT fulfilled for 0.6 s.

Checking the wiring harness

Faults in the control module female connector can be the cause of the DTC. Check the connector with respect to oxidation, depressed pins and pin clamping force.
Move the wiring harness at several spots and in several directions to reveal intermittent breaks and short-circuits. Check switches, connectors and crimp connections for oxidation, retracted pins and pin clamping force.

Diagnostic help

Diagnosis regards:


Functions in the diagnostic tool related to the fault:

Test value:
Fan Control Output 3
Activate:
Fan Control Output 3
(See also description of readings/activations in diagnostic tool)