EMCS Functions Quick Guide
Enable EMCS
Key Off
Cruise Off
Key On (Engine OFF)
Cruise On
Turn the key off.
Turn off cruise control.
Turn car to on position with engine off.
Turn cruise control on.
Unlock ECU or Disable Anti-Theft
EMCS must be enabled.
Enter Digit (Set)
Register Digit (Cancel)
Confirmation Blink
Press the set button corresponding to the digits of your security code.
Example: If your first digit is 5, press set 5 times.
Press cancel then on to register the digit.
Repeat step 1 and 2 for each digit in your security code.
Example: If your code is 5-2-3-2
Digit 5: Set, Set, Set, Set, Set
Register 5: Cancel
Digit 2: Set, Set
Register 2: Cancel
Digit 3: Set, Set, Set
Register 3: Cancel
Digit 2: Set, Set
Register 2: Canceln
The EPC and CEL will flash back and forth when you have successfully entered your security code!
Select Program
EMCS must be enabled and unlocked.
Hold Set
1-4 Blinks Per Second
Release
Confirmation*
Hold Set.
The CEL will blink, pause and repeat.
- Program 1 - 1 blink
- Program 2 - 2 blinks
- Program 3 - 3 blinks
- Program 4 - 4 blinks
When it's flashing the number of times per second equal to the program slot you want, release the set button.
*Only Some Models
The EPC light blinks 1 to 4 times indicating the program you selected.
If you get this confirmation, skip the steps below. You may start the car and go.
Key Off (10 Seconds)
Key On (Engine Off & Wait)
Key Off
Key On
Turn the key to the off position and wait 10 seconds.
Turn the key to the on position and wait till the EPC and CEL stop flashing.
Turn the key off.
Turn the key on and go!
Lock ECU
EMCS must be enabled and unlocked.
Hold Resume
3 Blinks Per Second
Release
Confirmation
Hold Resume.
The CEL will flash, pause and repeat.
Let go of resume when the CEL is flashing 3 time per second.
The EPC and CEL will flash back and forth to confirm the ECU is locked out.
Enable Anti-Theft
EMCS must be enabled and unlocked. No more than 1.5 seconds can elapse between each step below. This may be preformed with the vehicle running.
Hit set.
Hit set.
Hit resume.
Hit resume.
Set
Set
Resume
Resume
Hit set.
Hit set.
Hit resume.
Hit resume.
Confirmation
Anti-Theft will run the next time the key is cycled. The CEL will flash indicating anti-theft is enabled.
Run Fault Code Erase
EMCS must be enabled and unlocked.
Hold Resume
1 Blink Per Second
Release
Hold Resume.
The CEL will flash, pause and repeat.
Let go of resume when the CEL is flashing 1 time per second.
Run Throttle Body Alignment
EMCS must be enabled and unlocked. Engine must be cold. Only available on 1.8T, 2.7T, 4.2T, 24V VR6 and first generation 3.2L VR6.
Hold Resume
2 Blinks Per Second
Release
Hold Resume.
The CEL will flash, pause and repeat.
Let go of resume when the CEL is flashing 2 time per second.
