Monitor DTC Status

C1126 Vehicle Battery Voltage Low

Scantool Diagnostics - Monitor Scantool Data

Monitor Scantool Data

1. Start engine and turn headlight and rear defroster on.
2. Connect 'TPMS exciter' or scantool to Data Link Connector (DLC).
3. Select "TPMS DIAGNOSIS" mode.
4. Select the "INPUT VALUES" mode of "CURRENT DATA" function.
5. Maintaining ENG. RPM at 2,500 RPM (idle) over 2 minutes.
6. Monitor the parameter of 'BATTERY VOLTAGE' on the 'TPMS exciter' or scantool.
A. Specification : 'BATTERY VOLTAGE' is more than 10 V




7. Is parameter within specifications?
YES
1) Fault is intermittent. It has been repaired and TPMS receiver module memory is not cleared yet.
2) Go to "Verification of vehicle Repair" procedure.
NO
1) Go to "Inspection/Repair" procedure.