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DTC: P016E and P016F
P016E: Fuel system pressure control - high
INFORMATION
Pressure feeding pipe
Pressure limiter
Overflow
valve
Fuel filter
1.
Technical description
• The common rail pressure is controlled by the discharge of the supply pump.
• The supply pump discharge rate is adjusted by the SCV (suction control valve).
<Description of malfunction>
• Abnormally high fuel pressure inside common rail is detected.
2.
DTC set condition
(1)
DTC detection condition
• Engine speed ≥ 700 r/min.
• Fuel injection quantity ≥ 5 mm
• Fuel injection quantity fluctuation < -26.6 mm
• Target current value of SCV ≤ 1,500 mA.
(2)
Judgement criteria
• (Actual common rail pressure – target common rail pressure) ≥ 15 MPa for 15 seconds.
3.
Reset condition
• After restoration to normal condition and starter key "LOCK".
4.
Indication, warning or system control regulation when the DTC is set.
• MIL: ON
• SVS light: OFF
• Engine output is restricted.
ENGINE (J05E)/TROUBLESHOOTING
Flow damper
Common rail
Pre fuel filter
3
/st. cyl.
Injection
pipe
Overflow pipe
Supply pump
3
/st. cyl.
EN01H02127030602016051
Injector
Leakage pipe
Through feed pipe
Fuel tank
SHTS021270300273