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Home >> Lexus >> 2008 >> LS 600hL >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTC P0010 - P0116 >> DTC P0088: Fuel Rail / System Pressure - Too High >> Typical Enabling Conditions
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Typical Enabling Conditions

Fuel pressure sensor too high 

TYPICAL ENABLING CONDITIONS

Time after engine start 0 2 seconds or more
Time after fuel cut finished 3 seconds or more
Target fuel pressure Small change

Fuel relief valve close stuck 

TYPICAL ENABLING CONDITIONS

Fuel relief valve Activation
EDU malfunction Not detected
Fuel pressure sensor malfunction Not detected
High pressure fuel pump malfunction Not detected
Fuel pressure before opening valve 3 MPa or more
Maintenance mode OFF
Fuel relief valve during current driving cycle Not monitoring