PACCAR MX (2004 Emissions) Fault Code: P3439 MX Engine Brake Solenoid Valve Cylinder 5 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A13)
PACCAR MX (2004 Emissions) Fault Code: P3439 MX Engine Brake Solenoid Valve Cylinder 5 – Voltage Too Low or Short Circuit to Ground on ECU (D420) Pin (A13)
SET CONDITIONS:
This DTC is set when the ECU detects a lower 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 is interrupted.
2. The sensor or actuator signal wiring has a short circuit to ground.
3. A malfunction in the power supply of the sensor or actuator
4. A malfunction of the sensor or actuator
-
download Hitachi Construction Machinery MPDr Ver 3.7.0.0 [10.2020] Diagnostic Software
Hitachi $76.00Rated 0 out of 5 -
2021 VOLVO PREMIUM TECH TOOL PTT V2.8.21 VCADS+DEVELOPER TOOL+APCI 2021/09 ( 1 PC )
Trucks software $85.00Rated 0 out of 5
-
2021 VOLVO PREMIUM TECH TOOL PTT V2.8.21 VCADS+DEVELOPER TOOL+APCI 2021/09 ( 1 PC )
Trucks software $85.00Rated 0 out of 5 -
International Truck ISIS – Oncommand Service Information Q4.2020 [04.2020]
Navistar $85.00Rated 0 out of 5 -
CAT CDVR PC Software – Caterpillar Digital Voltage Regulator (CDVR) WINDOWS 10
CAT $45.00Rated 0 out of 5 -
JOHN DEERE SERVICE ADVISOR 5.3.225 DATABASE AG + CF ENGLISH 2023
John Deere $250.00Rated 0 out of 5 -
CLAAS WebTIC Offline [11.2021] Service Information – ENGLISH Language
CLAAS $100.00Rated 0 out of 5 -
CAT Engine Reprogramming Tool for flash programming C1.8, C2.4, C3.8 & C3.3B + Guide
CAT $50.00Rated 0 out of 5 -
VOLVO PREMIUM TECH TOOL PTT 2.7.30 Developer + Devtool + INSTALATION VIDEO!
Trucks software $60.00Rated 0 out of 5