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

Anti-Lock Control




Anti-Lock Control - Non-Hybrid

DTC Charts

ABS Module DTC Chart

NOTE: This DTC Chart applies to non-hybrid vehicles only. For hybrid vehicle DTCs, refer to the ABS Module DTC Chart in Anti-Lock Control - Hybrid.

NOTE: If present, diagnose B1676 before diagnosing any other ABS module DTCs.

NOTE: If DTC B2900, C1805 and U0001 are set at the same time, diagnose the concern for U0001 first.

















a Traction Control System