PACCAR MX (2004 Emissions) Fault Code: P3440 MX Engine Brake Solenoid Valve Cylinder 5 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A13)
PACCAR MX (2004 Emissions) Fault Code: P3440 MX Engine Brake Solenoid Valve Cylinder 5 – Voltage Too High or Short Circuit to Supply on ECU (D420) Pin (A13)
SET CONDITIONS:
This DTC is set when the ECU detects a higher voltage than expected on the signal or control circuit of the ECU.
DIAGNOSTIC CONDITION:
The diagnostic runs continuously when the ignition is keyed on.
CORRESPONDING OBD READINESS MONITOR:
None
RESET CONDITION:
The DTC changes to inactive after the diagnostic runs and passes.
REPAIR VERIFICATION:
1. Clear all DTCs.
2. Test drive or operate the vehicle to meet the diagnostic conditions and set conditions.
3. Did the DTC come back?
– No, repair successful
– Yes, repair unsuccessful
POSSIBLE CAUSES:
1. The sensor or actuator signal wiring has a short circuit to supply.
2. A malfunction of the sensor or actuator
-
-
![JOHN DEERE PARTS ADVISOR & HITACHI 2.24.2 [2023.07] - ECUFORCETRUCK EPC](https://www.ecuforcetruck.com/wp-content/uploads/2023/09/1-300x300.png)
-
-
-
Volvo Premium Tech Tool PTT 2.8.130 Diagnostic Software 04.2022 ACPI ( 1 PC )
Trucks software $143.00
