Faulty Signal - Intermittent Fault

ECM-4020 FUEL TANK PRESSURE SENSOR
FAULTY SIGNAL - INTERMITTENT FAULT

Checking the connector



Check the fuel tank pressure sensor connector for contact resistance and oxidation according to [1][2]Checking Wiring and Terminals. Intermittent Faults Check for damage carefully.

Other information
- 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.