TCM E39 / P2534 00

Read the instructions below then start the fault diagnostic procedure.

Symptom: Message appears in display.

P2534 00

Fault symptom

Message appears in display.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Engine Run

Engine speed over 400 rpm.

TCM not in Limp Home

Fault criteria:

Power supply below 9 V for more than 1s.

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:

Battery Voltage

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