Toyota Sienna Service Manual: Initialization procedure
(a) Make sure that the ignition switch is off.
(b) Connect the intelligent tester to the DLC3.
(c) Turn the ignition switch to the ON position.
(d) Select "TIREPRESS" by following the prompts displayed on the intelligent tester.
(e) Press the tire pressure warning reset switch within 30 seconds after turning the ignition switch ON.
Keep the tire pressure warning reset switch pressed for 3 seconds or more with the ignition switch ON.
(f) Check that the tire pressure warning light blinks 3 times (1 second ON, 1 second OFF).
HINT: Initialization will be completed if signals are received from all the wheels.
(g) Wait for 5 to 6 minutes with the ignition switch ON.
NOTICE:
- The initialization is normally completed within 5 to 6 minutes.
- If the initialization has not been completed successfully, DTC C2177/77 is 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 connector.
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 the tire pressure warning
val ...
Check that initialization has been completed
(a) Confirm that the data of tire pressure of all tires are
displayed on the intelligent tester screen.
Tester Display
Measurement Item/Range
Normal Condition
Diagnostic Note
...
Other materials:
Reassembly
1. INSTALL BACK DOOR STOPPER LOWER
Install the 2 stoppers with the 4 bolts.
Torque: 7.0 N*m (71 kgf*cm, 62 in.*lbf)
2. INSTALL BACK DOOR BASE STOPPER BRACKET
Install the 2 brackets with the 4 bolts.
Torque: 7.0 N*m (71 kgf*cm, 62 in.*lbf)
3. INSTALL BACK DOOR WITH MOTOR LOCK ASSEMB ...
Pressure Sensor Circuit
DTC B1423/23 Pressure Sensor Circuit
DESCRIPTION
This DTC is output when refrigerant pressure on the high pressure side is
extremely low (0.19 MPa (2.0
kgf/cm2, 28 psi) or less) or extremely high (3.14 MPa (32.0 kgf/cm2, 455 psi) or
more). The pressure
sensor, which is installed on the pipe ...
Diagnosis system
1. DESCRIPTION
(a) When troubleshooting OBD II vehicles, the only
difference from the usual troubleshooting procedure
is to connect an OBD II scan tool complying with
SAE J1987 or a intelligent tester to the vehicle, and
read off various data output from the vehicle's ECM.
(b) OBD II reg ...
