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

Test B

PINPOINT TEST B: DTC B1676-BATTERY VOLTAGE OUT OF RANGE

NOTE: DTC B1676 is generated when the anti-lock brake control module detects system voltage is less than 9 volts or greater than 19 volts for more than 8 seconds.

Tests B1-B5 (continues):




Tests B5-B7:




Test B8: