Preliminary Work

Disconnect 48-volt vehicle electrical system.
> 2X00IN WORK INSTRUCTION FOR 48 V VEHICLE ELECTRICAL SYSTEM
Remove exhaust system.
> Removing and installing exhaust system
Remove cardan shaft.
> Removing and installing cardan shaft
Remove cover for centre underbody.
> Removing and installing cover for centre underbody
Remove brake calliper -1- .

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Rear brake calliper
1. 5.1 Release and disconnect electric plug connection for wear indicator -3- .
2. 5.2 Unscrew screws on brake calliper -2- .
3. 5.3 Remove brake calliper -1-
Information

Do not suspend the brake calliper on the brake line or on the electric line for the brake pad wear indicator.
Hang the brake calliper -1- at a suitable position in the wheel housing.

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Brake calliper in wheel housing (shown as an example)
1. 6.1 Protect brake calliper -1- with a cloth to prevent paint damage.
Vehicles with air suspension system: Bleed the air springs.

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Electric plug connection on air spring bellows
1. 7.1 Release and disconnect electric plug connection -1- .
Disconnect air line -1- from air spring bellows.

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Threaded joint for air line
1. 8.1 Compress the relevant air spring bellows -Arrows- until the threaded joint -2- on the air line -1- is accessible.
2. 8.2 Unscrew threaded joint -2- .
3. 8.3 Let all the air escape from the air spring bellows. Compress the air spring with your hand if necessary.
Vehicles without air suspension system: Remove rear coil spring.
> 427219 REMOVING AND INSTALLING COIL SPRING