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Detach/attach connecting flange on intake manifold - AR09.20-P-1311AMG

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ENGINE 156 

Shown on model 204.077 

Fig 1: Connecting Flange On Intake Manifold Detach/Attach Components - Shown On Model 204.077
G09974849Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
1 Remove front and rear throttle valve actuator (M16/3, M16/4)   AR07.61-P-1401AMG
    NOTES Check during the work procedure for absolute cleanliness.
Engine damage will occur otherwise.
 
2 Open lock tabs (7) and remove screw/bolts from wiring harness mount (8) TORQUE SPECIFICATION Screw/bolt, attachment of wiring harness to intermediate plate *BA09.20-P-1006-01R 
3 Detach electrical wiring harness (8) from intermediate plate (4) and set aside INSTALLATION IMPORTANT Ensure that routing of lines is correct.  
4 Open lock tab (6) INSTALLATION NOTES The screw/bolts (5) must be secured with lock tabs (6).
Engine damage will occur otherwise.
INSTALLATION IMPORTANT Lock tabs (6) must be replace after every opening.
 
5 Remove screw/bolts (5) INSTALLATION NOTES Screw in screw/bolts (5) by hand very carefully and lay on finger-tight. No compressed air tools may be used to remove and screw in the screw/bolts (5).
The intake manifold will be damaged otherwise.
INSTALLATION IMPORTANT Replace screws/bolts (5).
 
    TORQUE SPECIFICATION Bolt, retaining frame for intermediate plate to intake manifold upper part *BA09.20-P-1005-01R 
6 Remove retaining frame (2) with seal (3) from intermediate plate (4) INSTALLATION IMPORTANT Install new seal (3).  
7 Remove intermediate plate (4) from intake manifold upper part    
INSPECT Check     
8 Check intake manifold lower part (1) and intermediate plate (4) for external damage and replace if necessary    
9 Check electrical wiring harness (8) for external damage and replace if necessary    
10 Install in the reverse order    
INTAKE MANIFOLD

Number Designation ENGINE 156
BA09.20-P-1005-01R Bolt, retaining frame for intermediate plate to intake manifold upper part Initial installation Nm 9
Follow-up operations Nm 7
INTAKE MANIFOLD

Number Designation ENGINE 156
BA09.20-P-1006-01R Screw/bolt, attachment of wiring harness to intermediate plate Nm 9