Volkswagen Golf Variant / Jetta. Manual - part 441

 

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Volkswagen Golf Variant / Jetta. Manual - part 441

 

 

Control Module - J623- .

– Slide the protective housing on to the retaining plate.

– Tighten the shear bolts -1- uniformly until bolt heads shear off.
– Install the plenum chamber bulkhead. Refer to ⇒  Body Exte‐

Chamber Cover .

– Install the windshield wiper arms and the plenum chamber

cover. Refer to ⇒  Electrical Equipment; Rep. Gr.  92 ; Wind‐

shield Wiper System; Windshield Wiper Arms, Removing and

Installing .

– If the Engine Control Module - J623- was replaced, connect

the Vehicle Diagnostic Tester and perform the “Guided Func‐

tions, Replace Engine Control Module”.

– Check the DTC memory for the Engine Control Module - J623-

and erase all of the DTC entries. Refer to Vehicle Diagnostic

Tester “Guided Functions”.

– Perform a road test.

Note

Follow all applicable safety precautions during a road test. Refer

to 

⇒ page 303

 .

– Check the Engine Control Module - J623- DTC memory again.

4.3

Engine Control Module - J623- , Remov‐

ing and Installing, Jetta from MY 2011

Only

Note

If the Engine Control Module - J623- is to be replaced, connect

the Vehicle Diagnostic Tester and perform the “Guided Functions,

Replace Engine Control Module”.

Removing:
• Ignition switched off.

4. Engine Control Module    

347

-arrows-.

Engine Control Module - J623- with Anti-Theft Protection
– Separate the threaded connection -2-.
– Remove the locking mechanism -5-.
– Disconnect the connectors -1 and 3- from the engine control

module.

– Remove bolts -6- and remove the bracket -4-.

Engine Control Module - J623- without Anti-Theft Protection
– Disconnect the connectors -1 and 3- from the engine control

module.

Continuation for All Vehicles
– Push the tabs on the side guides -3- carefully toward the out‐

side with a screwdriver -2-.

– Remove the Engine Control Module -1- upward out of the side

guides -3-.

Installing:

– Install the engine control module -1- into the guides -3- until it

locks.

348

Module.

• Tightening specification: 9 Nm.
– Connect the connectors -1 and 3- to the engine control mod‐

ule.

– Secure the locking mechanism -5- with shear bolts -6-.
– Tighten the shear bolts until the bolt head breaks off.
Engine Control Module - J623- without Anti-Theft Protection
– Connect the connectors -1 and 3- to the engine control mod‐

ule.

Continuation for All Vehicles

– Slide on the E-box cover until it is securely locked -arrows-.

4. Engine Control Module    

349

Engine Control Module, Engine Co‐

des CBDA, CBDB, CEGA

⇒ “5.1  Engine Control Module J623 without Anti-Theft Protection,

Removing and Installing”, page 350

 .

⇒ “5.2  Engine Control Module J623 with Anti-Theft Protection,

Removing and Installing”, page 351

 .

5.1

Engine Control Module - J623- without

Anti-Theft Protection, Removing and In‐

stalling

Special tools and workshop equipment required
♦ Vehicle Diagnostic Tester

Note

If the Engine Control Module - J623- is to be replaced, connect

the Vehicle Diagnostic Tester and perform the “Guided Functions,

Replace Engine Control Module”.

Removing
– Switch off the ignition.
– Remove the windshield wiper arms. Refer to ⇒  Electrical

Equipment; Rep. Gr.  92 ; Windshield Wiper System; Wind‐

shield Wiper Arms, Removing and Installing .

– Remove the plenum chamber bulkhead. Refer to ⇒  Body Ex‐

ber Cover, Removing and Installing .

– Push the retaining frame in -direction of arrow- downward and

remove the engine control module.

350

 

 

 

 

 

 

 

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