TCS/ESP / C0156 04

Read the instructions below then start the fault diagnostic procedure.

Symptom: TCS/ESP warning lamp comes on. Message appears in display.

C0156 04

Fault symptom

TCS/ESP warning lamp comes on.

Message appears in display.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Ignition ON.

Valve activated

Fault criteria:

When voltage on output is below 2 V.

System reaction to a fault:

No TCS/ESP function

Diagnostic help

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

Diagnostic help

Diagnosis regards:

Electrical fault in the component.

Functions in the diagnostic tool related to the fault:

Test value:

TC/ESP Cut Off Valve RF / LR

Activate:

TC/ESP Cut Off Valve RF / LR

(See also description of readings/activations in diagnostic tool)