If low fuel pressure sensor signal voltage is higher than 3.7V or lower than 4.75V, ECM sets DTC P008B00.
Item | Detecting Condition | Possible Cause | |
DTC Strategy |
•
Fuel pressure sensor circuit voltage monitoring | 1. Blocked fuel line between fuel filter and high pressure pump 2. Defected low fuel pressure sensor 3. Defected FPCM | |
Enable Condition |
•
Engine running | ||
Threshold Value |
•
Low fuel pressure sensor output voltage is lower than 4.75V
•
Low fuel pressure sensor output voltage is higher than 3.7V ※ Measured pressure is over 800 kPa | ||
Detecting Time |
•
10 sec | ||
Fail Safe | Engine OFF |
•
No | |
EGR OFF |
•
No | ||
Torque Limit |
•
No | ||
MIL |
•
Off | ||
