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Throttle Position Sensor Reset


ddjo

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Ford Ranger XLT
Cleaned the MAF sensor and IAC today to see if that'll help with some starting issues I'm having lately.
Decided to take off the Throttle Position Sensor (TPS).

After reinstalling, I'm now getting very high idle (2K RPMs) and the check engine light is illuminated.
OBDII codes are P0122 and P0123.

I probably screwed up the reinstall and the blade on the TPS isn't at the correct location so the recorded position of the throttle is incorrect.

Is there a way to "reset" the position, or is there any other way to fix the issue?
I’ve read that you can simply unplug the negative battery cable or fuse to the ECM for 5 mins. Seems too easy.

Note that I wasn't see the error code prior to uninstall of the TPS.
 
Last edited:


tinman_72

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Just Google "how to adjust Ford TPS". It is simple.
 

ddjo

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It was easy. Unplugged the battery for 20 minutes, installed the new TPS, and everything was fine.
 

tinman_72

Active Member
Joined
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531
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136
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Location
North Georgia
Vehicle Year
1993
Make / Model
Ford
Engine Type
2.5 (4 Cylinder)
Engine Size
2.5
Transmission
Manual
2WD / 4WD
2WD
Total Lift
Factory
Total Drop
None
Tire Size
255/60R15
My credo
RoHS compliant
I thought you wanted to adjust your TPS. Like this:
.
 

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