Signal Too High - Intermittent Fault

ECM-6B00 MALFUNCTION INDICATOR LAMP (MIL) SIGNAL
SIGNAL TOO HIGH - INTERMITTENT FAULT

Checking component and wiring



Check cable between engine control module (ECM) # B46 and combined instrument panel # B 11 for an intermittent short-circuit to supply voltage according to [1][2]Checking Wiring and Terminals. Intermittent Faults

Remedy as necessary

Other information:
- For connection of the engine control module (ECM) breakout box, Connecting the Breakout Box (ECM)
- To connect the combined instrument panel breakout box, Connecting the Driver Information Module (DIM) Test Box
- To access/replace the combined instrument panel, Combined Instrument Panel, Replacing
- For information about signals, see Diagnostic Parameters and Pinout Values. Signal Description, ME7, B5XX4T
- For information about the combined instrument panel connector, Signal Description, Driver Information Module (DIM)


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