Categories: Excavator Repair

JCB ISUZU 4HK1 Engine DTC U0411 Turbocharger Control Module Malfunction Repair

This instruction show you guide on how to repair JCB HP 2010 machine DTC U0411 flash code 87 turbocharger control module signal malfunction with ISUZU 4HK1 INT-Tier 4 engine.

 

Preparations:

ISUZU E-IDSS 2024 2019 Engine Diagnostic Service System Free Download

ISUZU IDSS MX2-T

 

Procedures:

1.Inspect the CAN circuit between the turbo control unit and the ECM.

There should be no short to the battery or ignition power supply. ・There should be no open circuit or high resistance. ・There should be no short to GND.

2.If a problem is found, repair the CAN circuit.

3.Inspect the turbo control unit harness connector for a poor connection.

4.If a problem is found, repair the harness connector.

5.Connect all harnesses.

6.Clear the DTC using the trouble diagnosis scan tool.

7.Turn OFF the ignition switch for at least 30 seconds.

8Start the engine.

9.Perform a test-run.

10.Check the DTC.

11.If a DTC has been detected, replace the turbocharger assembly.

12.Connect all harnesses.

13.Clear the DTC using the trouble diagnosis scan tool.

14.Turn OFF the ignition switch for at least 30 seconds.

15.Start the engine.

16.Perform a test-run.

17.Check the DTC.

18.If a DTC has been detected, replace the ECM.

19.Set the Injector ID Code and engine No. on the ECM.

20.Perform the unit difference learning of the fuel supply pump to the ECM.

 

U0411 Confirm Resolution

1.Clear the DTC using the trouble diagnosis scan tool.

2.Turn OFF the ignition switch for at least 30 seconds.

3.Start the engine.

4.Perform a test-run.

5.Use the trouble diagnosis scan tool to confirm that a DTC has not been detected.

More repair cases for ISUZU engine,please refer to:ISUZU Engine Trouble Repair

auto

Recent Posts

QSK60 CM2358 Engine Camshaft Speed/Position Sensor Data Erratic Incorrect

This illustration show you guide on how to repair Cummings QSK60 CM2358 engine camshaft speed/position…

5 days ago

Fendt MT800E Tractor DEF Tank Temperature Does Not Change Solution

Here is the instruction show yo guide on how to solve Fendt MT800E tractor DEF…

1 week ago

HITACHI Construction 4JJ1 P0092 Fuel Pressure Regulator Control Circuit High

Here car-auto-repair.com show you guide on how to solve ISUZU construction 4JJ1 engine P0092 fuel…

1 week ago

How to Solve Perkins 1106D EPG Engine E398 Low Fuel Rail Pressure Error

Here is the illustration show you guide on how to solve Perkins 1106D electric power…

1 week ago

Deutz EMR3 Aassembly Inspection and Initialisation Test Guide

Here comes the instruction on how to use SerDia2010 to perform assembly inspection and initialization…

1 week ago

HITACHI ZX-5 Excavator No Load Max Differential Pressure Measurement Guide

This instruction show you guide on how to perform No load max differential pressure measurement…

2 weeks ago