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

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Brake Proportioning/Combination Valve: Testing and Inspection

ON-VEHICLE INSPECTION





1. INSTALL LSPV GAUGE (SST) AND BLEED AIR
SST 09709-29018





2. RAISE FRONT BRAKE CALIPER PRESSURE AND CHECK REAR BRAKE CALIPER PRESSURE
If the rear brake caliper pressure is incorrect, replace the master cylinder.
3. REMOVE LSPV GAUGE (SST)
4. BLEED BRAKE SYSTEM
5. CHECK FOR FLUID LEAKAGE