Barometric Pressure (BARO) Sensor (Capri)
Connect BOB. Remove dust cover from BARO sensor, located on passenger side cowl. Turn ignition on. Connect vacuum pump to BARO sensor. Measure voltage between pins BP and SIGRTN on BOB while applying vacuum to BARO sensor. See BAROMETRIC PRESSURE SENSOR OUTPUT VOLTAGE table. Replace BARO sensor if voltage is not as specified. Barometric Pressure (BARO) Sensor (Festiva)
This unit is part of PCM, and cannot be checked or serviced. If a Code 14 is set and cannot be cleared, replace PCM.
BAROMETRIC PRESSURE SENSOR OUTPUT VOLTAGE
| Vacuum - In. Hg | (1) Volts |
|---|---|
| 0 | 3.84 |
| 5 | 3.36 |
| 10 | 2.66 |
| 15 | 1.93 |
| 20 | 1.26 |
| 25 | .58 |
| - Voltage may vary by plus or minus 15 percent | |