Well, I would agree someone was trying to hide something. Anyways, tried two separate EBCM and still getting the same code 21 rt. speed sensor fault. Checked waveform between rt and lf front speed sensors and the rt. speed sensor is producing a different waveform than the left. What is...
The car is a 1991.
Here is what happens:
1. Turn ignition key to on and ABS light comes on then goes off as it should
2. Start car and I hear the ABS pump do its whirring noise thing and then the ABS activated light come on then goes off as it should.
3. Start driving and then the Service ABS...
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