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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Monitor Scantool Data





Monitor Scantool Data

1. Engine "ON".
2. Connect scantool to Data Link Connector (DLC).
3. Start and drive vehicle in gear and maintain vehicle speed at or above 10 Km/h. (6 mph)
4. Monitor the "WHEEL SPEED (FR)" parameter on the Scantool.
A. Specification : Compare with other parameters related to wheel speed sensor.
If it is the same as other parameters, it is in normal condition.




5. Is parameter displayed within specifications ?
YES
1) Fault is intermittent caused by poor connection in wheel speed sensor harness (FR) and/or HECU's connector or was repaired and HECU memory was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "Verification of Vehicle Repair" procedure.
NO
1) Go to "Component Inspection" procedure.