Programming The TPMS Control Unit (TCU)

NOTE: Reprogram the TPMS Control Unit only after the On-Board Diagnostic System Check has been completed, no DTC(s) were noted, and you have determined that the on-board diagnostics are functioning properly.

NOTE: Registering tire codes into the TPMS Control Unit requires an Isuzu Tech 2 scan tool and a sensor activation tool (Transponder - J 46915)

Follow the Tech 2 operating procedure to begin registration process. See Fig 1 and Fig 2 .

Fig 1: Tech 2 Operating Procedure (1 Of 2)

Courtesy of ISUZU MOTOR CO.

Fig 2: Tech 2 Operating Procedure (2 Of 2)

Courtesy of ISUZU MOTOR CO.

Registration Mode (Tire ID)

Select "Additional Function" and "Registration Mode".
Enter the Registration Mode and press Confirm.
Registration Mode screen displays as shown in Fig 3.
NOTE: The TPMS light blinks ON/OFF every 3 seconds when in registration mode.

Fig 3: Registration Mode Screen With Tire ID

Courtesy of ISUZU MOTOR CO.

Programming TCU.

Follow Programming Tire ID Code Function steps 1 through 8.

Select "Additional Function" and "Registration Mode" with the Tech 2.
Check the TPMS light for is blinking every 3 seconds.
Use the sensor activation tool (J 46915) as shown in Fig 4.

Fig 4: Setting Transponder

Courtesy of ISUZU MOTOR CO.

Starting with the left front tire, press the button on the sensor activation tool for 5 seconds to cause the sensor to transmit its tire code.
Register tires in order of 1 to 5. See Fig 5.
NOTE: The tire registered into the 5th position is registered as a spare tire.

Fig 5: Tire Pressure Sensor Registration Order

Courtesy of ISUZU MOTOR CO.

The TPMS light will blink in a unique pattern as each tire is registered. See Fig 6.

Fig 6: TPMS Light Blinking Pattern

Courtesy of ISUZU MOTOR CO.

The TPMS light is turned OFF when the 5th registration is completed.