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![Hitachi Construction Machinery MPDr Ver 3.7.0.0 provides advanced diagnostic solutions for a wide range of construction equipment models. Users can benefit from precise testing and efficiency improvement with online installation services and multilingual support. Additionally, complementary tools like interface adapters and electronic parts catalogs ensure accurate diagnostics for optimal machinery performance.Download Hitachi Construction Machinery MPDr Ver 3.7.0.0 [10.2020] Diagnostic Software](https://dtctrucks.com/wp-content/uploads/2023/07/MPDR-3.7.00-150x150.png "Hitachi Construction Machinery MPDr Ver 3.7.0.0 provides advanced diagnostic solutions for a wide range of construction equipment models. Users can benefit from precise testing and efficiency improvement with online installation services and multilingual support. Additionally, complementary tools like interface adapters and electronic parts catalogs ensure accurate diagnostics for optimal machinery performance.Download Hitachi Construction Machinery MPDr Ver 3.7.0.0 [10.2020] Diagnostic Software")
VOLVOUU Engine D12D AE E3 (Tier 3) Fault Code: PID 45 FMI 4 Inlet Air Heater Status
DETECTION CONDITIONS:
The engine control unit (E-ECU) registers:
1. Output off.
2. Short-circuit to frame ground. (EB25)
SYMPTOM:
Induction air is warm due to continuously activated relay.
POSSIBLE CAUSES:
1. Frame ground cable between relay and E-ECU short-circuited.
2. Defective relay.
