Monitor Scantool Data

Monitor Scantool Data

1. Connect scantool to Data Link Connector (DLC)
2. Ignition "ON" & Engine "ON".
3. Monitor the "BATTERY VOLTAGE, 5 VOLT REFERENCE" parameter on the scantool.
A. Specification :
BATTERY VOLTAGE (Approx. 10V ~ 16V)
5 VOLT REFERENCE (Approx. 5V)




Fig 1) Test Condition : Ignition "ON" & Engine "ON".
Normal Data
4. Is parameter displayed within specifications ?
YES
1) Fault is intermittent caused by poor connection in 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 "Terminal and Connector Inspection" procedure.