Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

All Wheel Drive Control Module Assembly Overview






All Wheel Drive Control Module Assembly Overview





1 All-wheel drive control module (J492)

Is calibrated with Haldex clutch control valve ( N373) => [ (Item 4) ]

Always replace together with valve => [ (Item 4) ]

Removing => [ All Wheel Drive Control Module ] All Wheel Drive Control Module.

2 Bolt

6 Nm

3 Cover

With vulcanized gasket

Always replace

4 Haldex clutch control valve (N373)

Is calibrated with all-wheel drive control module (J492)

Always replace together with control module => [ (Item 1) ]

5 Seal

Diameter 12 mm

For Haldex clutch control valve (N373)

Coat with high performance Haldex clutch oil and insert

Always replace

6 Seal

Diameter 11 mm

For Haldex clutch control valve (N373)

Coat with high performance Haldex clutch oil and insert

Always replace

7 Seal

In Haldex clutch housing

Coat with high performance Haldex clutch oil and insert

Always replace

8 Seal

For pressure sensor

Coat with high performance Haldex clutch oil and insert

Always replace

9 Pressure sensor

Can be reused when replacing control module

10 Plate spring

In installation position, marking - arrow - must be located at top and face toward pressure sensor => [ Plate Spring Location ]

Plate Spring Location





The marking - arrow - is on the convex side of the plate spring - 2 -.

The convex side with the marking - arrow - faces toward the pressure sensor - 1 -.

Marking - arrow - faces upward in installation position.