Group 36 Vehicle Control Unit, Fault Tracing MID 144 PSID 208 Communication Interference, Data Link, Air Suspension MID 144 PSID 210 SAE J1939 Data Link Interruption, Lighting Control Module (LCM) MID 144 PSID 211 SAE J1939 Data Link Interruption, Collision Avoidance Control Module MID 144 PSID 214 Data Link, Bodybuilder Control Module MID 144 PSID 230 Software Fault 18 Type of fault: FMI Description: Fault Condition: Possible Symptoms: Possible Cause: FMI 9 • Abnormal update rate • Expected ECS message/s not received • Yellow Check lamp lit • CAN1 Communication Down • SAE J1939 data link Down/Shorted Type of fault: FMI Description: Fault Condition: Possible Symptoms: Possible Cause:
FMI 9 • Abnormal update rate • Expected LCM message/s not received • Yellow Check lamp lit • CAN1 Communication Down • SAE J1939 data link Down/Shorted Type of fault: FMI Description: Fault Condition: Possible Symptoms: Possible Cause: FMI 9 • Abnormal update rate • Expected ACC message/s not received • Yellow Check lamp lit • CAN1 Communication Down • SAE J1939 data linke Down/Shorted Type of fault: FMI Description: Fault Condition: Possible Symptoms: Possible Cause: FMI 9 • Abnormal update rate • Expected BBM message/s not received • Yellow Check lamp lit • CAN1 Communication Down • SAE J1939 data link Down/Shorted Type of fault: FMI Description: Fault Condition: Possible Symptoms:
Possible Cause: FMI 4 • Abnormally low voltage or short circuit to lower voltage • Uncontrolled reset of SW • Yellow Check lamp lit • Wiring harness (loss or interruption of supply voltage) • Faulty software • VECU FMI 5 • Abnormally low current or open circuit • Software has been shutdown because voltage too low • N/A • Wiring harness (loss or interruption of supply voltage) FMI 12 • Faulty module or component • Severe error reset the Software • Yellow Check lamp lit • Faulty software • VECU