Possible causes
– Restricted air inlet
– Open or short circuit condition
– Failed Manifold Absolute Pressure (MAP) sensor
– Failed Throttle Position (TP) sensor
– Open or short circuit condition
– Failed Manifold Absolute Pressure (MAP) sensor
– Failed Throttle Position (TP) sensor
Tech description
There is a factory service bulletin for the following Dodge models:
2004 Dodge Ram Truck
2004 Dodge Durango
Dodge Factory Service Bulletin OBDII Code P2174
The bulletin suggest starting by cleaning the throttle body and clearing the code
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P2174 DODGE OBD Code Description
The calculated Manifold Absolute Pressure (MAP) value is greater than the expected MAP value
DODGE Related P2174 code
2007 DODGE CALIBER Engine And Engine Cooling:engine
2004 DODGE DURANGO Electrical System