The SPN 84 FMI 0 fault code is a diesel engine diagnostic trouble code indicating that the vehicle's speed has exceeded a programmable threshold while driving. This code is triggered when the Engine Control Module (ECM) detects a vehicle speed that surpasses the set limit, suggesting a potential issue with the vehicle speed sensor system or related components.
What SPN 84 FMI 0 Means
The SPN 84 F
read more
The SPN 70 FMI 19 fault code indicates an erratic signal from the J1939 Park Brake Switch, which is a critical component in the park brake system of diesel engines. This diagnostic trouble code suggests that the ECM is receiving inconsistent signals from the park brake switch, potentially affecting the vehicle's safety systems.What SPN 70 FMI 19 MeansThe SPN 70 FMI 19 fault code is triggered when
read more
The SPN 70 FMI 13 fault code indicates that the J1939 Park Brake Switch Signal from Source #1, #2, or #3 is missing or not available. This diesel engine fault code is triggered when the Engine Control Module (ECM) fails to receive a valid signal from the park brake switch, which is crucial for ensuring the vehicle's braking system is functioning correctly.
What SPN 70 FMI 13 Means
The SPN 70 FMI
read more
The SPN 70 FMI 2 fault code is a diagnostic trouble code that indicates a discrepancy in the park brake status while the vehicle is in motion. This diesel engine fault code signals that the electronic control module (ECM) is receiving conflicting information about the park brake's engagement status, which can lead to safety concerns if not addressed promptly.
What SPN 70 FMI 2 Means
The SPN 70 FM
read more
The SPN 51 FMI 18 fault code is a diesel engine fault code that indicates an intake throttle position rationality error. This diagnostic trouble code suggests that the Engine Control Module (ECM) has detected a discrepancy between the expected and actual position of the intake throttle. This can affect the air intake system's performance, leading to potential drivability issues.What SPN 51 FMI 18
read more
The SPN 51 FMI 10 fault code is a diesel engine diagnostic trouble code indicating an intake throttle deviation error under cold conditions. This code is triggered when the Engine Control Module (ECM) detects a discrepancy between the expected and actual position of the intake throttle valve, suggesting a potential issue with the air intake system.What SPN 51 FMI 10 MeansThe SPN 51 FMI 10 fault co
read more
The SPN 51 FMI 4 fault code is a diagnostic trouble code indicating an issue with the intake air throttle circuit, specifically that it has failed low. This diesel engine fault code suggests that the ECM has detected a low voltage condition in the intake air throttle actuator circuit, which can affect engine performance and efficiency. What SPN 51 FMI 4 Means When the SPN 51 FMI 4 fault code appea
read more
The SPN 51 FMI 3 fault code is a diagnostic trouble code indicating that the intake air throttle circuit has failed high. This diesel engine fault code suggests an electrical issue within the air intake system, specifically involving the intake air throttle actuator or its associated circuitry. The Engine Control Module (ECM) interprets this condition as an unexpected high voltage signal from the
read more
The SPN 51 FMI 2 fault code is a diagnostic trouble code that indicates an intake throttle position deviation error in diesel engines. This code is triggered when the Engine Control Module (ECM) detects a discrepancy between the expected and actual position of the intake throttle. This deviation can affect engine performance and efficiency.
What SPN 51 FMI 2 Means
The SPN 51 FMI 2 fault code spec
read more
The SPN 27 FMI 0 fault code is a diagnostic trouble code indicating that the Exhaust Gas Recirculation (EGR) valve has failed to attain its closed position. This diesel engine fault code is triggered when the Engine Control Module (ECM) detects that the EGR valve is not closing as expected, which can affect engine performance and emissions.What SPN 27 FMI 0 MeansThe SPN 27 FMI 0 fault code specifi
read more
