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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B ABS Sensor Open Circuit







- Drive the vehicle at 10 km/h (6 mph).

- Recheck the malfunction codes. Refer to the Quick Test. Quick Check/Symptom Tests

- Is a Code 11, 12, 13, or 14 obtained?

YES -- Go to Pinpoint Test A1. A1 Check System Integrity

NO -- (No codes). Intermittent fault. Refer to Continuous Test. QT9 Perform Continuous Test

NO -- (Code 15 reappears). Substitute a known good anti-lock brake control module. Perform this test again.