E 450 V8-6.0L DSL Turbo VIN P (2004)
4. Remove the caliper pistons.
1
Place a wood block between the caliper bridge and the caliper piston.
2
Apply low air pressure to the fluid port of the disc brake caliper.
3
Force caliper pistons out to the wood block.
4
Remove the wood block and the caliper pistons.
5. Remove and discard the caliper piston seals and dust boots.
6. NOTE: Do not hone the caliper cylinder bores. Caliper pistons are not available for honed calipers.
If the caliper cylinder bores are damaged, install a new front disc brake caliper.
Assembly
1. CAUTION: Do not reuse piston seals or dust boots. Damage to the vehicle can occur.
NOTE: Use new DOT 3 motor vehicle brake fluid for assembly and bleeding of the brake system.
Lubricate the following brake system components:
1
Piston dust boots.
2
Piston seals.
3
Caliper pistons.
4
Caliper cylinder bores.
2. Install the caliper pistons.
1
Install the caliper piston seals.
2
Install the caliper piston dust boots.
3
CAUTION: Use care when installing the caliper piston, or damage to the caliper piston seal or dust boot may occur.