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CIM / C0547 01

Read the instructions below then start the fault diagnostic procedure.

Symptom: Cannot turn key. Message appears in display. Engine does not start.

  C0547 01


SCL-ISM, Unlocked & Secured Circuit, Short to B+

Fault symptom

Cannot turn key.

Message appears in display.

Engine does not start.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Diagnostics runs when key is inserted.

Fault criteria:

ISM-SCL lead short circuited to B+

System reaction to a fault:

The control module does not allow starter motor cranking.

Checking the wiring harness

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:

Electrical fault in connecting leads or component.

Functions in the diagnostic tool related to the fault:

Test value:
SCL Voltage, Unlocked and Secured
Key Capture. Steering Unlocked and Secured
(See also description of readings/activations in diagnostic tool)