E39 / P0502 00

Read the instructions below then start the fault diagnostic procedure.

Symptom: Message appears in display.

P0502 00

Fault symptom

Message appears in display.

On-board diagnosis

Type of diagnosis:

Continually

Enable criteria:

Engine running.

Throttle position more than 8%.

Engine torque more than 54 Nm.

Fault criteria:

When the signal from the sensor is less than 60 rpm.

Diagnostic help

Diagnosis regards:

To find an electrical or mechanical fault.

Functions in the diagnostic tool related to the fault:

Test value:

Transmission Output Speed

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