P0703 Diagnostic Trouble Code Discussion for January 2011
Brake Switch Circuit 2 Malfunction
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| Help Request | Posted | |
| 1995 Buick Park Avenue 3.8L No Start VIN: 1G4CW52K9S P0703: Brake switch circuit. Thanks to everyone responding to this post. I unplugged cam sensor, no start. Fuel pressure will get up to 40 psi but will drop off when stop cranking. Even though I replaced the pcm with same prom codes will not erase. ECT and MAT with in 5 deg. of each other... |
January 17, 2011 |
