Check engine hood lock and safety hook - AP88.40-P-8851T

WARNING: This page is about a different car, the 2009 Mercedes-Benz E550 and 2008 Mercedes-Benz E550. However, it is still accessible from the selected car via links, so may be relevant.

MODEL 211

Fig 1: Identifying Rotary Tumbler And Lock Pawl

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 2: Identifying Release Lever, Safety Hook And Lock Pawl

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Check
	Do not oil or grease the closing system.	Replace system if hard to move or defective, do not attempt to free up or repair.
1	Open engine hood
	Open/move to upright position/close engine hood		AR88.40-P-1000T
2	Check all locking elements for wear, cracks, deformation and damage
3	Allow engine hood to fall freely into engine hood locks from a height of approx. 150 mm	Engine hood should arrest securely in both locks to ensure proper locking
4	Check engine hood lock	Grasp the engine hood with your hand from the front and pull with a firm jerk Grasp the engine hood with your hand from the front and pull with a firm jerk to check the engine hood is locked properly. In the event of malfunction or if rotary tumblers (1) are hard to move, install new engine hood locks
	Remove/install hood lock		AR88.40-P-3200T
5	Unlock engine hood
6	Check release lever (2) and safety hook (3) as well as their moving elements for easy motion and function	Grasp engine hood from the front and check proper function of safety hook (3) by pulling vigorously, jerkily. While doing this, do not operate release lever (2) of safety hook and do not change its location. When gently closing the engine hood, the safety hook (3) must latch automatically into the lock pawl (4). In event of malfunction of safety hook, install new engine hood lock: ↓
		Remove/install hood lock	AR88.40-P-3200T
7	Close engine hood
	Open/move to upright position/close engine hood		AR88.40-P-1000T