Faulty Signal - Intermittent Fault

ECM-170F ATMOSPHERIC/BOOST PRESSURE SENSOR RANGE CHECK
FAULTY SIGNAL - PERMANENT FAULT

Checking connectors



Check boost pressure sensor connector for intermittent contact resistance, oxidation according to [1][2]Checking Wiring and Terminals. Intermittent Faults

Other information
- To access/replace the boost pressure sensor, Manifold Absolute Pressure (MAP) Sensor, Replacing
- To access/replace the engine control module (ECM), Engine Control Module (ECM), Replacing
- For information about signals, see Diagnostic Parameters and Pinout Values. Signal Description, ME7, B5XX4T


Fault-tracing information
If the fault is intermittent, do not verify fault-tracing if the fault does not recur.