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Home >> Land Rover >> 2014 >> Range Rover Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Diagnostic Trouble Code Index V6 S/C 3.0L Petrol, DTC: Powertrain Control Module (Pcm) -- Range Rover/L405 >> Diagnostic Trouble Code Index V6 SC 3.0L Petrol, DTC Powertrain Control Module >> Description And Operation >> DTC P0089-64: Fuel Pressure Regulator 1 Performance - Signal plausibility failure >> Possible Causes

Possible Causes

NOTE:
  • Monitor description  . The command signal to the fuel pump driver module is above a threshold
  • This DTC is set when the powertrain control module has detected plausibility failures.