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P0108 Diagnostic Trouble Code Discussion for December 2004

Manifold Air Pressure Sensor Circuit High Voltage


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Trouble Ticket Help Requests for DTC P0108
Help Request Posted
1999 GMC Sierra 1500 SL 4.8L No Start VIN: 2GTEC19V6X
P0108: MAP Sensor Circuit High Voltage. GREETINGS FROM NORTHERN ONTARIO,CANADA, PROBLEM--THIS TRUCK WILL NOT START OUTSIDE IN THE COLD. IT FLOOD (WET PLUGS) EVERY TIME NOW. PUSH IT INSIDE TO WARM UP FOR A FEW HOURS AND IT WILL START WITH A FLIP OF THE KEY, OR AFTER IT HAS BEEN RUNNING. GO BACK OUTSI...
December 01, 2004
1997 Pontiac Grand Am SE 2.4L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G2NE52TXV
P0108: MAP Sensor Circuit High Voltage. ... listed codes(P0530,P1441,P0300,P0108). It is running rough and extremely rich. Pulse width is at 4.3+ during open loop and 7.2+ during closed loop. MAP is reading 2.9-3.0 volts at idle. The cooling fan runs all the time even with the engine at cool temps. ...
December 27, 2004
1999 Dodge Avenger 2.5L No Start, Poor Idle Quality VIN: 1B3AU52N9X
P0108: Manifold Absolute Pressure Sensor High Voltage. Got this 99 Avenger in, with a no start/extended crank. 1/4 throttle and it will start after cranking a bit, closed throttle will not start. Checking MAP code - found 5 volts on map signal wire even when disconnected. 5 volts coming out of PCM and MAP sensor (...
December 28, 2004