3406E (Prefix 1MM or 2WS)

CAT 3406E (Prefix 1MM or 2WS) Fault Code: 00 PID: SPN: 52 FMI: 11 Air Inlet Shutoff Shutdown

This code indicates that the engine was shutdown due to an engine…

CAT 3406E (Prefix 1MM or 2WS) Fault Code: 00 PID: SPN: 84 FMI: 14 Quick Stop Occurrence

The Engine Control Module (ECM) detects the following conditions: •The vehicle speed…

CAT 3406E (Prefix 1MM or 2WS) Fault Code: 00 PID: SPN: 166 FMI: 11 Rated Engine Power Derate

This code indicates that the engine has run above 95% of full…

CAT 3406E (Prefix 1MM or 2WS) Fault Code: 00 PID: SPN: 171 FMI: 3 Ambient Air Temperature voltage high

The ECM detects the following conditions: •The signal voltage from the ambient…