Front Rail Pressure Sensor Circuit Printable Version Overview CODE REASON EFFECT Fault Code: 451PID: P157SPN: 157FMI: 3/3LAMP: YellowSRT: High voltage detected on the front rail pressure sensor circuit. Engine will…
Category: Electronic Control System Signature, ISX and QSX15 Engines – Troubleshooting and Repair Manual
High Fuel Pressure Printable Version Overview CODE REASON EFFECT Fault Code: 449PID: P094SPN: 94FMI: 0/16LAMP: YellowSRT: Excessive fuel supply pressure was detected at the fuel pressure sensor. Engine will have…
Throttle Voltage Supply Printable Version Overview CODE REASON EFFECT Fault Code: 443PID: S221SPN: 1043FMI: 4/4LAMP: YellowSRT: Low voltage detected on the electronic control module (ECM) voltage supply line to the…
Unswitched Battery Supply Circuit Printable Version Overview CODE REASON EFFECT Fault Code: 442PID: P168SPN: 168FMI: 0/16LAMP: YellowSRT: Battery voltage above normal operating level. None on performance. Unswitched Battery Supply Circuit…
Unswitched Battery Supply Circuit Printable Version Overview CODE REASON EFFECT Fault Code: 441PID: P168SPN: 168FMI: 1/18LAMP: YellowSRT: Battery voltage below normal operating level. Possible no noticeable performance effects or possible…
Oil Pressure Sensor Printable Version Overview CODE REASON EFFECT Fault Code: 435PID: P100SPN: 100FMI: 2LAMP: YellowSRT: An error in the oil pressure sensor signal was detected by the ECM. None…
Unswitched Battery Supply Circuit Printable Version Overview CODE REASON EFFECT Fault Code: 434PID: S251SPN: 627FMI: 2/2LAMP: YellowSRT: Supply voltage to the electronic control module (ECM) fell below (+) 6.2-VDC for…
Intake Manifold Pressure Circuit Printable Version Overview CODE REASON EFFECT Fault Code: 433PID: P102SPN: 102FMI: 2/2LAMP: YellowSRT: Voltage signal at the intake manifold pressure circuit indicates high intake manifold pressure,…
Accelerator Pedal Circuit Printable Version Overview CODE REASON EFFECT Fault Code: 432PID: S230SPN: 558FMI: 13/13LAMP: RedSRT: Voltage detected at idle validation on-idle circuit when voltage at throttle position circuit indicates…
Idle Validation Switch Circuit Printable Version Overview CODE REASON EFFECT Fault Code: 431PID: P091SPN: 91FMI: 2/2LAMP: YellowSRT: No voltage detected simultaneously on both the idle validation off-idle and on-idle signal…