ACC / B0240 06

Read the instructions below then start the fault diagnostic procedure.

Symptom: Incorrect air distribution.

B0240 06

Fault symptom

Incorrect air distribution.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Ignition ON.

Air distribution motor activated.

Fault criteria:

Break or short-circuit to ground in the circuit of the air distribution damper motor.

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:

Air distribution damper, defrost.

Activate:

Defrost Door Motor

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