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

J7 Check Anti-Lock Brake Control Module







- Start engine and observe the traction control indicator.

- Does the traction control indicator operate properly?

YES -- The fault was corrected in the previous step. Clear all DTCs.

NO -- Replace the hydraulic control unit.