Cadillac: 1989 Cadillac codes, throttle position sensor, cadillac seville

Question
Hi Tom my codes showing on my 1989 Cadillac Seville are E022-E024-E038 and B127. Please tell me what these codes are.

Answer
E022  Open throttle position sensor.

E024  Speed Sensor circuit problem.

E038  Open MAT sensor

B127  Prnd321 sensor circuit problem.

You will need to contact me at:


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In order for me to provide you with pictures and and electrical schematic to find and fix your problem since this board does not allow sending pictures.

PLEASE include your original question(s) and the MAKE-MODEL-YEAR and ENGINE SIZE of your vehicle when you contact me.


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