Parking Lock Hook Test

This service function tests and operates the parking lock hook with the Gear Selector. The parking lock will be selected hydraulically and must be held in place with the parking lock hook.

The Parking Lock Hook Test should always be performed after the following service procedures:

• Clutch replacement
• Mechatronic module replacement
• Replacing the speed sensor or oil temperature sensor
• Replacing the oil pump
• If any work was done to the internal transmission components
• After a change or repair of the parking lock linkage
• If any work was done to the Gear Selector
• Replacing the complete transmission