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YES: Go to step 6. NO: The system is OK at this time. 6. Check the PGM-FI system. Does the MIL indicator come on or is the ECM/PCM's DTC indicated? YES: Do the applicable troubleshooting for the ECM/PCM. NO: Go to step 7. 7. Check the gear position. Does the D4 indicator come on while neutral position (N) is selected or is the ECM/PCM's YES: Do the applicable troubleshooting for the ECM/PCM. NO: Check for loose terminals at the ECM/PCM connectors, and go to step 8. 8. Clear the DTC using the HDS (see HOW TO CLEAR DTCS ). 9. Disconnect the HDS from the 16P DLC. 10. Turn the ignition switch OFF, then turn it ON again. 11. Test-drive the vehicle. Is DTC 83 indicated and no ECM/PCM's DTC? YES: Replace the VSA modulator-control unit (see VSA MODULATOR-CONTROL NO: The system is OK at this time. DTC 84: VSA SENSOR NEUTRAL POSITION 1. Clear the DTC using the HDS (see HOW TO CLEAR DTCS ). 2. Disconnect the HDS from the 16P DLC. 3. Turn the ignition switch OFF, then turn it ON (II) again. 4. Test-drive the vehicle. Does the VSA indicator come on, and is DTC 84 indicated? YES: Go to step 5. NO: The system is OK at this time. 5. Do the VSA sensor neutral position memorization (see VSA SENSOR NEUTRAL POSITION MEMORIZATION ). 6. Clear the DTC using the HDS (see HOW TO CLEAR DTCS ). 7. Disconnect the HDS from the 16P DLC. 8. Turn the ignition switch OFF, then turn it ON (II) again. 9. Test-drive the vehicle. Does the VSA indicator come on, and is DTC 84 indicated? YES: Replace the VSA modulator-control unit (see VSA MODULATOR-CONTROL NO: The system is OK at this time.
2004 Acura TSX 2004 BRAKES Vehicle Stability Assist System - TSX
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