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01 02 SJC8A00K77100092128FAAT30 − − − − − − DTC P2128: YES NO YES NO YES NO 11-240 Electronic Throttle Control System DTC Troubleshooting (cont’d) APP SENSOR A/B 6P CONNECTOR VCC4 (WHT) SG4 (RED) PCM CONNECTOR A (44P) APP SENSOR A/B 6P CONNECTOR SG4 (RED) SG4 (RED) APP Sensor B (Throttle Position Sensor E) Circuit High Voltage NOTE: Before you troubleshoot, record all freeze data 1. Turn the ignition switch ON (II). 2. Check APP SENSOR B in the DATA LIST with the HDS. Go to step 3. Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals 3. Turn the ignition switch OFF. 4. Disconnect APP sensor A/B 6P connector. 5. Turn the ignition switch ON (II). 6. Measure voltage between APP sensor A/B 6P connector terminals No. 1 and No. 2. Go to step 11. Go to step 7. 7. Turn the ignition switch OFF. 8. Jump the SCS line with the HDS. 9. Disconnect PCM connector A (44P). 10. Check for continuity between PCM connector terminal A35 and APP sensor A/B 6P connector Go to step 18. Repair open in the wire between APP sensor B and the PCM (A35), then go to step 13. Wire side of female terminals Wire side of Terminal side of female terminals Is ther e about 4.0 V or mor e? Is ther e about 5 V ? Is ther e continuity? |