Initialization

TIRE AND WHEEL: TIRE PRESSURE WARNING SYSTEM: INITIALIZATION

INITIALIZATION

1. DESCRIPTION OF INITIALIZATION
(a) Perform initialization in the following cases:
- Before delivery of a new vehicle.
- After replacement of the tire pressure warning ECU*.
- After replacement of a tire pressure warning valve and transmitter*.
- Specified tire pressure changes depending on the size or type of the tire.
HINT: *: Perform initialization after the transmitter ID registration is completed Registration.

(b) Before initialization
(1) Set the all tire pressures to the specified value Service Precautions.
NOTE: Make sure the tires are cooled down.

2. INITIALIZATION PROCEDURE
(a) Turn the ignition switch on (IG).
(b) Press and hold the tire pressure warning reset switch for 3 seconds or more so that the tire pressure warning light blinks 3 times.





(c) Turn the ignition switch off.
(d) Connect Techstream to the DLC3.
(e) Enter the following menus: Chassis / Tire Pressure Monitor / Data List.
(f) Check that the initialization has been completed.
(g) Confirm that the tire pressure data of all tires are displayed on the tester screen.
NOTICE:
- The initialization is normally completed within 2 to 3 minutes.
- If the initialization has not been completed successfully, DTC C2177/77 will be set after the vehicle is driven for 20 minutes or more.
- The initialization can be terminated by connecting terminals TC and CG of the DLC3.

Tire Pressure Monitor





HINT:
- The initialization is complete when the DATA LIST "ID Tire Inflation Pressure" display shows the correct pressures.
- *: It may take about 2 or 3 minutes until the values are displayed. If the values are not displayed after a few minutes, perform troubleshooting according to the inspection procedure for DTCs C2121/21 to C2125/25.