The conditions that set this code are as follows:
The PCM monitors changes in input voltage on Brake Switch No. 1. If the PCM does not sense voltage changes at PCM terminal 82 when alternately accelerated and decelerated 8 times, the PCM determines that brake switch No. 1 has a malfunction
Possible Causes are:
- Brake Switch malfunction
- connector or terminal malfunction
- Short to power circuit between Brake Switch terminal D and PCM terminal 82
- Open circuit between Brake Switch terminal D and PCM terminal 82
- Malfunctioning PCM
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