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Hyundai Equus: Fuel Pressure Sensor (FPS) Troubleshooting
| Fail-Safe Mode |
| Item | Fail-Safe |
| Duty (%) | 85 |
If the fuel pressure sensor malfunctions, it enters fail safe
mode. This means that the fuel pressure rises to match the increasing
value of the current level and the pressure in the low pressure fuel
line remains static despite the rising fuel pressure. |
Fuel Pressure Sensor (FPS) Schematic Diagrams
Fuel Pressure Sensor (FPS) Repair proceduresChecking the coolant level
WARNING Removing radiator cap
Never attempt to remove the radiator cap while the engine is operating
or hot. Doing so might lead to cooling system and engine damage and could result
in ser ...
Specifications
Specifications
ItemsSpecificationsRated voltageDC 12VOperating voltageDC 9 ~ 16VOperating temperature-30°C ~ 75°C (-4°F ~ 158°F)Dark current4.5 mA
...
Heated Oxygen Sensor (HO2S) Specifications
Specification
A/F Ratio (x)Output Voltage(V)RICH0.6 ~ 1.0LEAN0 ~ 0.4
ItemSpecificationHeater Resistance (x)Approx. 9.0 [21°C(69.8°F)]
...