![]() Next, re-connect throttle body sensor and then repeat the turn key mode to let the computer know the connection has been re-established. This will force the check engine light to come on. First disconnect the throttle body sensor, then put the car key into accessory mode. Here is what you can do to speed up the process. Post added at 08:39 PM - Previous post was at 08:28 PM. Try to get it over 50 miles and see if that works. Once the engine speed has returned to normal, clear DTCs. ⇒ If the engine idle speed has not been learned, turn OFF the ignition for 60 seconds and repeat step 6. ⇒ If the engine idle speed has not been learned the vehicle will need to be driven at speeds above 70 km/h (44 mph) with several decelerations and extended idles.Īfter the drive cycle, the engine should be idling normally. If idle speed codes are set, clear codes so the ECM can continue to learn. Important: During the drive cycle the check engine light may come on with idle speed DTCs. ![]() The ECM will start to learn the new idle cells and Desired RPM should start to decrease.Īfter the 3 minute run time the engine should be idling normal. With a scan tool, monitor desired and actual RPM. Start and idle the engine in PARK for 3 minutes. ![]() Refer to Diagnostic Trouble Code (DTC) List - Vehicle. ![]() Important: Do NOT perform this procedure if DTCs are set. ![]()
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