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Isuzu E-IDSS 2023 Diagnostic Software is designed for efficient diagnostics and repairs of Isuzu heavy machinery and trucks. It combines advanced technology with user-friendly features to facilitate accurate troubleshooting. The software supports a wide range of Isuzu models and enhances the repair process. Installation is straightforward and can be performed remotely via TeamViewer, ensuring quick setup for technicians.
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Detroit DD16 EPA07 (2007-09) Fault Code: SPN 3509 FMI 3 (MCM) The 5V Sensor Supply Bank 1 Circuit Failed High

NOTE: This fault indicates that the Motor Control Module (MCM) detects a short to power (voltage greater than 5.3) on any of the MCM pins, which are listed in the chart below. Inspect the harness and repair as necessary. Verify repairs.

PROBABLE CAUSES:
1. Disconnect these sensors one at a time. If code goes inactive, replace component: Crank case ventilator speed sensor, intake manifold pressure sensor, fuel rail pressure sensor, water pump speed sensor, hydrocarbon doser pressure in sensor, hydrocarbon doser pressure out sensor, oil pressure sensor, camshaft position sensor, fan speed sensor, EGR delta P sensor, intake throttle valve, PLOP fuel pressure sensor.
2. Engine sensor harness.
3. MCM2.1 (Engine ECM).

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