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EHU / B1025 01

Read the instructions below then start the fault diagnostic procedure.

Symptom: No sound, left front.

  B1025 01


Audio/Speaker Output Circuit FL, Short to B+

Fault symptom

No sound, left front.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Battery voltage must be between 9 - 16 V.
Unit on.

Fault criteria:

Line output for left front speaker short circuited to B+.

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:

Activation:
Speaker Test
(See also description of readings/activations in diagnostic tool)