125001294 - 2127E52 HYDRAULIC SELECTION GEARBOX INPUT SHAFT SPEED SENSOR - R R (Smart gearbox)

Removing ( Refitting )

• Position the vehicle on a lift.
• Make sure that the ignition key is in the OFF position, then disconnect the battery terminal (-).

	Description	Connector
-	Battery	See A001 Battery

•     Op. 7055B54 UNDER-ENGINE GUARD - R R

1. Disconnect the electrical connection from the electro-hydraulic selection gearbox input shaft speed sensor.

	Description	Connector
1	Gearbox input speed sensor	See K78 TRANSMISSION OUTPUT SPEED SENSOR

2. Undo the electro-hydraulic selection gearbox input shaft speed sensor and remove it. Refitting ( Removing )

• Place the electro-hydraulic selection gearbox input shaft speed sensor back in its housing and tighten it to the recommended torque.

	Fastening	Component	Ø	Value (daNm)
-		GEAR INPUT SPEED SENSOR

• Connect the electrical connection to the electro-hydraulic selection gearbox input shaft speed sensor.
•     Op. 7055B54 UNDER-ENGINE GUARD - R R
• Connect the negative battery terminal (-).
• Remove the vehicle from the lift.