Program ISUZU MU7 All Key Lost with OBDSTAR X300 Pro3 Key Master
Here’s the step-by-step guide on programming Isuzu MU7 smart key when all keys lost by using OBDSTAR X300 Pro3 (key master) key programmer.
Tools required:
OBDSTAR EEPROM adapter (PIC & EEPROM 2-in-1)
12V power supply
2 smart key to be programmed
Main steps:
Step 1: Read PIN Code
Step 2: Erase All Keys
Step 3: Program New Key
Step 1: Read PIN Code
Disassemble immo box
Read pin code by eeprom adapter
Take out Immo box from switch start
Soldering out IC 93C66A chip and solder it to EEPROM adapter
Connect eeprom adapter , OBDSTAR Key Master and cables
Connect 12V DC to key master
Check the Status indicator on eeprom adapter tuns on means the connection is built
Select EEPROM adapter->V33.37->EEPROM->ISUZU->Immobilizer 93C66
Reading dump file and save the file
Read pin code success.
Take a photo screenshot of the pin code or write it down.
Step 2: Erase All Keys
Soldering IC 93C66A back to the immo box.
Reassembly immo box
Prepare new keys with chip 46 ISU
Both keys cannot start
Turn ignition ON
Select Vehicles->Immobilizer->Isuzu->Immobilizer->D-Max->Erase keys
Turn ignition ON
This function will erase all keys.
OBDSTAR X300 Pro3 require to enter security pin code to erase keys.
Erase keys success.
Step 3: Program New Key
Select Add keys on Isuzu menu
Turn ignition ON
Maximum 5 keys to be programmed
Again enter 4-digit pin code to program key
Insert a new key, turn ignition on
Program success. Press YES to program next key
Insert a new key, turn ignition on
Program 2nd key success.
Try to start car with new keys
Start success
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