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SPN 707 FMI 4 – Digital Output 2 10 Circuit Failed Low (CEL / AWL Lamp) Fault Code (Symptoms, Causes & Fix)

The SPN 707 FMI 4 fault code indicates a problem with the Digital Output 2 circuit, specifically that it has failed low. This diesel engine fault code suggests that the circuit responsible for controlling the Check Engine Light (CEL) or the Amber Warning Lamp (AWL) is not functioning correctly, likely due to a low voltage condition detected by the Engine Control Module (ECM). What SPN 707 FMI 4 M read more

SPN 707 FMI 3 – Digital Output 2 10 Circuit Failed High (CEL / AWL Lamp) Fault Code (Symptoms, Causes & Fix)

The SPN 707 FMI 3 fault code indicates a problem with the Digital Output 2 10 Circuit, specifically that it has failed high. This diesel engine fault code suggests that the circuit is experiencing a higher than expected voltage condition, which the ECM interprets as a malfunction in the output signal.What SPN 707 FMI 3 MeansThe SPN 707 FMI 3 fault code is triggered when the ECM detects that the Di read more

SPN 706 FMI 5 – Digital Output 3 10 Circuit Open Fault Code (Symptoms, Causes & Fix)

The SPN 706 FMI 5 fault code indicates a problem with the Digital Output 3 10 circuit, specifically an open circuit condition. This diesel engine fault code suggests that the Engine Control Module (ECM) has detected a lack of continuity in the circuit responsible for controlling a specific digital output, which could affect various vehicle functions.What SPN 706 FMI 5 MeansThe SPN 706 FMI 5 fault read more

SPN 706 FMI 4 – Digital Output 3 10 Circuit Failed Low Fault Code (Symptoms, Causes & Fix)

The SPN 706 FMI 4 fault code indicates a problem with the Digital Output 3 10 Circuit, specifically that the circuit has failed low. This diesel engine fault code suggests that the electronic control module (ECM) has detected a lower than expected voltage in the digital output circuit, which can affect the operation of various components controlled by this output.What SPN 706 FMI 4 MeansThe SPN 70 read more

SPN 706 FMI 3 – Digital Output 3 10 Circuit Failed High Fault Code (Symptoms, Causes & Fix)

The SPN 706 FMI 3 fault code is a diesel engine diagnostic trouble code indicating that the Digital Output 3 10 Circuit has failed high. This means the Engine Control Module (ECM) has detected a higher than expected voltage in the digital output circuit, suggesting a potential electrical fault.What SPN 706 FMI 3 MeansThe SPN 706 FMI 3 fault code specifically relates to the digital output circuit, read more

SPN 705 FMI 5 – Digital Output 1 13 Circuit Open Fault Code (Symptoms, Causes & Fix)

The SPN 705 FMI 5 fault code is a diesel engine diagnostic trouble code indicating an open circuit condition in Digital Output 1 13. This fault suggests that the Engine Control Module (ECM) has detected a lack of continuity in the digital output circuit, which can affect the operation of components relying on this signal. What SPN 705 FMI 5 Means The SPN 705 FMI 5 fault code represents an open ci read more

SPN 705 FMI 4 – Digital Output 1 13 Circuit Failed Low Fault Code (Symptoms, Causes & Fix)

The SPN 705 FMI 4 fault code indicates a 'Digital Output 1 13 Circuit Failed Low' condition in a diesel engine. This diagnostic trouble code suggests that the electronic control module (ECM) has detected a low voltage condition in the digital output circuit, which is responsible for controlling various engine functions. Understanding this fault is crucial for maintaining the proper operation of th read more

SPN 705 FMI 3 – Digital Output 1 13 Circuit Failed High Fault Code (Symptoms, Causes & Fix)

The SPN 705 FMI 3 fault code indicates a problem with the Digital Output 1 13 Circuit, specifically that the circuit has failed high. This diesel engine fault code suggests that the Engine Control Module (ECM) is detecting a higher than expected voltage in the digital output circuit, which can affect the performance of the connected components. What SPN 705 FMI 3 Means The SPN 705 FMI 3 fault cod read more

SPN 704 FMI 5 – Digital Output 4 07 Circuit Open Fault Code (Symptoms, Causes & Fix)

The SPN 704 FMI 5 fault code is a diagnostic trouble code indicating an open circuit condition in the Digital Output 4 07 circuit of a diesel engine. This fault code suggests that the Engine Control Module (ECM) has detected a break or disconnection in the circuit that prevents proper signal transmission.What SPN 704 FMI 5 MeansSPN 704 FMI 5 refers to an open circuit in the Digital Output 4 07, wh read more

SPN 704 FMI 4 – Digital Output 4 07 Circuit Failed Low Fault Code (Symptoms, Causes & Fix)

The SPN 704 FMI 4 fault code indicates a problem with the Digital Output 4 07 Circuit, specifically that the circuit has failed low. This diesel engine fault code suggests that the ECM has detected a low voltage condition in the digital output circuit, which could be due to a short to ground or other electrical issues.What SPN 704 FMI 4 MeansThe SPN 704 FMI 4 fault code represents a failure in the read more