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

Scan Tool Testing and Procedures

DSC HU/CM INSPECTION
1. Disconnect the DSC HU/CM connector.
2. Connect the negative battery cable.
3. Attach the tester lead to the DSC HU/CM harness side connector, then inspect voltage, continuity or resistance according to the standard (reference value) on the table.

Standard (reference Value) (part 1):




Standard (reference Value) (part 2):




Standard (reference Value) (part 3):





FRONT ABS WHEEL-SPEED SENSOR REMOVAL/INSTALLATION
1. Remove or install the front ABS wheel-speed sensor in the same order of vehicles with ABS.

FRONT ABS WHEEL-SPEED SENSOR INSPECTION
1. Inspect the front ABS wheel-speed sensor in the same order of vehicles with ABS. (See FRONT ABS WHEEL-SPEED SENSOR INSPECTION.) Front ABS Wheel-Speed Sensor Inspection

REAR ABS WHEEL-SPEED SENSOR REMOVAL/INSTALLATION
1. Remove or install the rear ABS wheel-speed sensor in the same order of vehicles with ABS.

REAR ABS WHEEL-SPEED SENSOR INSPECTION
1. Inspect the rear ABS wheel-speed sensor in the same order of vehicles with ABS. (See REAR ABS WHEEL-SPEED SENSOR INSPECTION.) Rear ABS Wheel-Speed Sensor Inspection