Receives a voltage signal proportional to the fuel pressure inside the common rail. 3. Vital Engine Sensors
If you are troubleshooting without a full diagram, use this testing methodology:
Before looking at pinouts, you must identify the physical ECU, as the 4HL1 was produced during a transition period.
Receives a voltage signal proportional to the fuel pressure inside the common rail. 3. Vital Engine Sensors
If you are troubleshooting without a full diagram, use this testing methodology: isuzu 4hl1-1 ecu pinout
Before looking at pinouts, you must identify the physical ECU, as the 4HL1 was produced during a transition period. Receives a voltage signal proportional to the fuel