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RDCM / C0402 43

Read the instructions below then start the fault diagnostic procedure.

  C0402 43


Control Module. Internal Fault



On-board diagnosis

Type of diagnosis:

Diagnostics carried out when the control module is active.

Enable criteria:

Turn Ignition On

Fault criteria:

The calibration data for the solenoid valve stored in the control module EEPROM is faulty.

System reaction to a fault:

Rear wheel drive shut down

Checking the wiring harness

See "Before changing a control module" and "After fitting a control module" under Fault diagnosis, general.

Diagnostic help

Functions in the diagnostic tool related to the fault:

See menu "All - Add/Remove"