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)

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D3 Check Relay Operation







- Key OFF.

- Locate and disconnect the anti-lock brake control module.

- Key ON.

- Connect the "BK/BL" wire at the anti-lock brake control module connector to ground.

- Does the anti-lock relay click when the wire is grounded?
YES -- Go to D4. D4 Check Warning Indicator Diode

NO -- Inspect "BK/BL" wire from anti-lock relay to anti-lock brake control module. If OK, go to D6. D6 Check ABS Relay