Operation Section Table 2. Diagnostic Fault Codes (Flash Codes) cont’d. (*) Fault actions shown are default values specified by the OEM.
76 DFC PROBABLE FAULT FAULT ACTION * CORRECTIVE ACTION FIRST CHECK 711 (71) LSDFault Dither1 _ Dither Valve 1 Fault, signal has opened or shorted to ground or power or defective dither 1 valve TurnOnMil Check FTV1 for an open wire or FTV connector being disconnected FTV1 Pin 1 (signal) to SECM Pin A1 FTV1 Pin 2 (power) to SECM (DRVP) Pin A23 Check FTV1 for an open coil by disconnecting the FTV connector and measuring the resistance (~26Ω ± 2Ω ) 712 LSDFault Dither2 _ Dither Valve 2 Fault, signal has opened or shorted to ground or power or defective dither 2 valve TurnOnMil Check FTV1 for an open wire or FTV connector being disconnected or signal shorted to GND FTV2 Pin 1 (signal) to SECM Pin A2 FTV2 Pin 2 (power) to SECM (DRVP) Pin A23 Check FTV1 for an open coil by disconnecting the FTV connector and measuring the resistance (~26Ω ± 2Ω ) 714 LSDFault CheckEngine _ Check Engine Lamp Fault, signal has opened or shorted to ground or power or defective check engine lamp None Check ‘Check Engine Lamp’ for an open wire or shorted to GND 715 LSDFault CrankDisable _ Crank Disable Fault, signal has opened or shorted to ground or power or defective crank disable relay None N/A 717 LSDFault LockOff _ Fuel lock off Valve Fault, signal has opened or shorted to ground or power or defective Fuel lock off valve TurnOnMil Check fuel lock off valve for an open wire or connector being disconnected or signal shorted to GND Lockoff Pin B (signal) to SECM Pin A11 Lockoff Pin A (power) to SECM (DRVP) Pin A23 Check CSV for an open coil by disconnecting the CSV connector and measuring the resistance (~26Ω ± 3Ω) 718 LSDFault MIL _ Malfunction Indicator Lamp Fault, signal has opened or shorted to ground or power or defective MIL lamp None Check MIL lamp for an open wire or short to GND.
721 (72) GasFuelAdaptRangeLo In LPG mode, system had to adapt rich more than expected TurnOnMil Check for vacuum leaks. Check dual dither valves, e.g. leaking valve or hose Check for missing orifice(s).