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BCM / B0158 02

Read the instructions below then start the fault diagnostic procedure.

Symptom: Fault in outdoor temperature function in SID.

  B0158 02


Outdoor Temperature Sensor. Short to Ground

Fault symptom

Fault in outdoor temperature function in SID.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Ignition ON.

Fault criteria:

When voltage on the input is below 0.25 V.

System reaction to a fault:

The control module stores and uses the latest known outdoor temperature.

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