Possible Causes
| Possible Causes |
|---|
| VACUUM LEAKS |
| VACUUM PRESSURE SENSOR MOUNTING SEAL TO POWER BRAKE BOOSTER |
| (F856) 5 VOLT SUPPLY OPEN OR HIGH RESISTANCE |
| (K900) SENSOR GROUND OPEN OR HIGH RESISTANCE |
| (B32) VACUUM PRESSURE SENSOR SIGNAL OPEN OR HIGH RESISTANCE |
| VACUUM PRESSURE SENSOR |
| POWERTRAIN CONTROL MODULE (PCM) |
NOTE:
Diagnose and repair any Powertrain Control Module (PCM), VIN or Communication DTCs before continuing with this diagnostic procedure.