Description

Undiagnosible fault

Effects on the driving operation

Hard shifts

Driving in reverse gear is not possible or restricted.

If the output sensor is also defective, only limp-home mode available

No torque limitation relative to the engine speed

Engine torque reduction is limited.

The characteristic curve of the auxiliaries is not considered.

The engine speed and values derived from it are incorrectly set in the CAN communication.

Possible causes

Short-circuit to ground in plug connections, cabling or sensor.

Location

Engine speed sensor

(negative terminal of sensor or sensor circuit)

Instruction

Check plug connections, cabling and sensor.

Setting conditions for the event

No description available.

Test conditions for the event

No description available.