Throttle Position Learning Check
NOTE:
If the malfunction indicator lamp (MIL) has been reported on, check for diagnostic trouble codes (DTCs).
- Connect the HDS to the data link connector (DLC) (A) located under the driver's side of the dashboard.
- Turn the ignition switch ON (II).
- Make sure the HDS communicates with the ECM/PCM. If it doesn't, go to DLC CIRCUIT TROUBLESHOOTING ).
- Select the INSPECTION MENU with the HDS.
- Do the TP LEARNING CHECK in the ETCS TEST. If needed, clean the throttle body (see THROTTLE BODY CLEANING ).