Description

Short-circuit or low-resistance connection to ground at the SPD_SIG output.

Effects on the driving operation

The output signal can no longer change in relation to the output speed. The signal is evaluated by external control units, e.g. the door control may be affected.

Possible causes

Defective cable and/or plug connections.

Place of action

No description available.

Instruction

Check cables and plug connections

Setting conditions of the event

No description available.

Testing conditions of the event

No description available.

Final function check

If the defective component cannot be clearly identified, you should try to reproduce the fault:

• Reinstall the component in the vehicle.
• Test function.

After the fault has been eliminated, the following steps have to be carried out:

• Conduct a test drive with function check.
• Read the fault memory
• Check transmission for leaks.
• Perform a final visual inspection.

These steps are necessary to ensure the entire vehicle functions correctly.

See also:

		Troubleshooting a short-circuit to ground
		Aftersales service index