OBDSTAR P50 Mastery: Resolving Toyota ECU Crash Code

One Toyota 89170–78150 R7F7016843 airbag ECU has a crash fault code "B1160–49-AB!!! Airbag ECU Failure!!!", use OBDSTAR P50 Airbag Reset Tool to clear the crash and fault code on bench successfully.

OBDSTAR P004 Adapter & Jumper, and CANFD Adapter are required to work with OBDSTAR P50.

Operation:

Supply power to P50, and keep charging and communication during the process.

This function requires the internet, to ensure the network connection is normal during the operation.

Step 1: Obtain airbag ECU model

Select Airbag Reset>> All>> Airbag Reset icon>> the newest Airbag Reset software>> BRAND>> TOYOTA

Obtain the airbag ECU by entering the ECU part number 78150 in the search box (Case insensitive, fuzzy search supported)

It's Toyota 89170–78150 (DENSO) R7F7016843 (BENCH)

Step 2: Connect device and airbag ECU

Click the Pinout to check the wiring diagram

Follow the diagram to connect P004 Adapter and airbag ECU via the P004 Jumper

Connect OBDSTAR CAN-FD Adapter to OBDSTAR P004 Adapter and OBDSTAR P50

Press the ON button on P004 Adapter after connection

Start to perform the following functions.

Step 3: Read ECU info

Check the airbag part number read out is correct or not

Step 4: Read DTC

Read out the crash fault code "B1160–49-AB!!! Airbag ECU Failure!!!"

Step 5: Read EEPROM data (R7F7016843)

Select Advanced Function>> Read EEPROM data (R7F7016843)

Press Start to read data

Save the data read out

Operation success

Turn off the P004 Adapter, wait for 30 seconds, and then turn on again

Step 6: Erase crash

Load the original EEPROM data to erase crash

Erase crash successfully, and then continue to write EEPROM data

Operation success

Turn off the P004 Adapter, wait for 30 seconds, and then turn on again

Step 7: Erase DTC

Erase DTC successfully

Step 8: Read DTC again

There is no crash fault code now.

The Toyota 89170–78150 R7F7016843 airbag is reset by OBDSTAR P50 successfully.

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How to read GMC E78 ECM with OBDSTAR DC706

 Currently, OBDSTAR DC706 ECU Tool can read and write EEPROM and Flash data for GMC ACDELCO E37, E38, E39, E39A, E67, E78, E80, E82, E83, E92, E98, and Bosch ME (D) 9.6.1 ECMs on bench. It also can read showflash, PinCode, reset ECU and recalibrate odometer for some GMC ECMs.

Check the GMC ECM support list below.

So, how to perform the function supported with OBDSTAR DC706?

For example, DC706 clone and recalibrate odometer on GMC E78.

First, prepare all goods below.

OBDSTAR DC706 main unit

OBDSTAR P004 Adapter

OBDSTAR P004 ECU Clone Jumper

Main cable

GMC E78 ECM

Then keep DC706 charging and communicating throughout the whole progress, and also make sure the network connection is normal.

Next, start to operate on OBDSTAR DC706 tablet

Select ECU Flasher>> ECM >> ECM V30.28 (choose newest software version)>> BRAND>> GMC

Input e78 in the search box to quickly obtain the ECM model- GMC ACDELCO E78 MPC5566 (BENCH)

Click Pinout and select Standard Mode to check the Pinout diagram

Follow it to connect DC706 ECU Tool, P004 Adapter, and GMC e78 ECM via P004 ECU Clone Jumper and main cable correctly

Turn on the power of P004 adapter

Start to perform read, write, etc, operations

1.Connect to ECU

2.Read and save dflash and flash (MPC5566) data separately

3.Connect OBDSTAR DC706 ECU programmer to a new ECM, and select the corresponding original file to write into the new E78 ECM

All read and write operations are completed.

4.Recalibrate odometer

Select GM_E78_ dflash data

Select Type 2

Confirm the current odometer (54804)

Enter the new mileage you desire

Confirm the mileage value you input is correct

Save the data

Confirm to write the saved file to the ECU

Done!

OBDSTAR DC706 ECU Tool Full Version:

https://www.obdexpress.co.uk/wholesale/obdstar-dc706-ecu-ecm-tcm-body.html