Operation CHARM: Car repair manuals for everyone.

Monitor Scantool Data





Monitor Scantool Data

1. Ignition "ON" & Engine "ON".
2. Connect scantool to Data Link Connector (DLC).
3. Start and drive vehicle in gear and maintain vehicle speed at or above 40 km/h. (24.9 mph)
4. Monitor the "WHEEL SPEED (RR)" 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.
















Fig 1) Test Condition : Drive vehicle at a speed of 40 km/h or more. (24 mph or more)
Normal Data
Fig 2) Test Condition : Drive vehicle at a speed of 51 km/h or more. (31 mph or more)
Abnormal Data
Fig 3) Test Condition : Drive vehicle at a speed of 51 km/h or more. (31 mph or more)
Normal Graph
Fig 4) Test Condition : Drive vehicle at a speed of 51 km/h or more. (31 mph or more)
Abnormal Graph
5. Is parameter displayed within specifications ?
YES
1) Fault is intermittent caused by poor connection in wheel speed sensor harness (RR) 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.