Manifold absolute pressure (MAP) sensor
Manifold absolute pressure (MAP) sensor no 5 volt supply
Throttle position (TP) sensor -no 5 volt supply
Idle speed control (ISC) system -rpm lower/ higher than expected
Compressed natural gas pressure sensor voltage low
Compressed natural gas pressure sensor voltage high
No Temperature Rise Seen From Intake Air Heater
Compressed natural gas pressure sensorpressure high
Intake manifold air control solenoid
Intake manifold air control solenoid (short runner)
