What should the idle speed be on a Lexus LS400?
It may not be as elegant as the official method, but it does work. When the TPS is turned as far clockwise as it will go the idle speed will be at its highest. When the TPS is turned as far counter-clockwise as it will go the idle speed will be at its lowest. Normal idle speed is 650 RPM, plus or minus 50 RPM.
What happens when a Lexus trouble code is not cleared?
If the diagnostic trouble code is not cleared, it will be retained by the ECU and appear along with a new DTC in future trouble codes. If it is necessary to work on engine components requiring removal of the battery ground cable, confirm no DTC’s are stored.
Where is the data link on a Lexus SC300?
Throttle valve must be fully closed. Transmission must be in Neutral position. All accessories must be turned Off. On pre-OBD II models, turn ignition to On, then use a jumper wire to connect terminals TE1 and El of the data link connector, located under the left hand side of the instrument panel.
How do you change the throttle position on a Lexus LS400?
1) Unplug the connector from the TPS. 2) Remove these 3 10mm bolts and then remove the throttle body cover. 3) Remove the 2 screws and then the TPS. The two metal prongs under the TPS move when the throttle is pressed.
It may not be as elegant as the official method, but it does work. When the TPS is turned as far clockwise as it will go the idle speed will be at its highest. When the TPS is turned as far counter-clockwise as it will go the idle speed will be at its lowest. Normal idle speed is 650 RPM, plus or minus 50 RPM.
1) Unplug the connector from the TPS. 2) Remove these 3 10mm bolts and then remove the throttle body cover. 3) Remove the 2 screws and then the TPS. The two metal prongs under the TPS move when the throttle is pressed.
What happens when you reset the ECU on a Lexus?
The ECU stores diagnostic trouble codes when it senses a malfunction so a mechanic can fix it later. It’s also the ECU’s job to store your driving data to customize your ride. For around the first 1,000 miles of the ECU being reset, the car adjusts to the driver’s typical driving style.
Where is the fuse puller on a Lexus ECU?
If your fuse box doesn’t have the fuse puller in it, you can use pliers for the next step. Using the diagram on the bottom of the fuse box cover, remove the EFI fuse and ETCS fuse.