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ACC / B2433 01

Read the instructions below then start the fault diagnostic procedure.

Symptom: No seat heating.

  B2433 01


Seat Heating Right Circuit, Short to B+

Fault symptom

No seat heating.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Ignition ON.
Seat heating on

Fault criteria:

Short-circuit to B+ in the seat heater circuit.

System reaction to a fault:

None

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:
Seat Heating Right
Seat Heating Right
Activation:
(See also description of readings/activations in diagnostic tool)