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Home >> Land Rover >> 2015 >> LR2 Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Diagnostic Trouble Code Index GTDI 2.0L Petrol, DTC: Engine Control Module (ECM) -- LR2/L359 >> Diagnostic Trouble Code Index GTDi 2.0L Petrol, DTC: Engine Control Module (ECM) >> Description And Operation >> DTC P0457-76: Evaporative Emission System Leak Detected (fuel cap loose/off) - Wrong mounting position >> Possible Causes

Possible Causes

NOTE:
  • If purge valve related DTCs are also set, perform the relevant corrective action(s) first.
  • It is not possible to replicate the failure event as certain entry conditions must be satisfied (for more information, refer to EVAPORATIVE EMISSIONS - SYSTEM OPERATION AND COMPONENT DESCRIPTION . To verify the customer concern, perform routine Evaporative System Diagnostic Check and reread DTCs.