Auto Repair

BMW E Series FRM Light Control Unit Communication Error Solution

BMW FRM light control unit error will cause communication error,the problem caused by inter EEPROM data lost.

 

Preparations:

Newest XPROG 6.12 5.84 Software Free Download & Installation Guide

NCS Expert BMW Coding Software Download

 

Solution:

Use XPROG programmer to write a working data into EEPROM,then use NCS software to do coding.

 

 

Steps:

Run XPROG software,then select “Components”

After then select “freescale 9S12XE”à”MC9S12XEQ384 EEE” (FRM CPU model number show on the chip)

According to below diagram to build connection

Red:VCC 5V power

Yellow:RESET

Black:GND Ground

Pink:BKGD Data

After wires connection soldered,click “Erase”

Then set partition as 16,then click “OK”

After then click “Open” in menu bar,the load the working FRM EEPROM data

Click “Write” button to write working data into EERPOM

If there are not error message,during writing processing,it mean new data writing successfully

Now you just use NCS to do coding step,after then It will work.

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…

7 days 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