P1296
Tests 1 - 2:
Tests 3 - 6:
SYMPTOM
P1296 - NO 5 VOLTS TO MAP SENSOR
WHEN MONITORED
During power-down and battery voltage greater than 10.4 volts.
SET CONDITION
The MAP sensor signal voltage goes below 2.35 volts with key OFF for 5.0 seconds.
POSSIBLE CAUSES
- MAP sensor 5 volt supply circuit open
- MAP sensor harness/connector intermittent defect
- MAP sensor harness/connector observable defect
- MAP sensor
- Powertrain Control Module