Toyota Sienna Service Manual: On-vehicle inspection

Toyota Sienna Service Manual / Engine / 2Gr-fe cooling / Radiator / On-vehicle inspection

1. CHECK RADIATOR RESERVOIR CAP SUBASSEMBLY

Check radiator reservoir cap subassembly

a) Measure the valve opening pressure.

(1) If there are water stains or foreign matter on rubber packings 1, 2 or 3, clean the part(s) with water and finger scouring.

(2) Check that rubber packings 1, 2 and 3 are not deformed, cracked or swollen.

(3) Check that rubber packings 3 and 4 are not stuck together.

(4) Apply engine coolant to rubber packings 2 and 3 before using the radiator cap tester.

(5) When using the cap tester, tilt it to 30° or more above the horizontal.

(6) Pump the cap tester several times, and check the maximum pressure*.

Pump speed: 1 pump per second

*: Even if the cap cannot maintain the maximum pressure, it is not a defect.

Check radiator reservoir cap subassembly

Judgment criterion

If the maximum pressure is less than the minimum standard value, replace the radiator reservoir cap sub-assembly.

On-vehicle cleaning

1. INSPECT RADIATOR ASSEMBLY (a) Check that the radiator and condenser are not blocked with leaves, dirt, or insects. Clean the hose connections. If the fins are blocked, wash them with water or ...

Other materials:

Disassembly
1. REMOVE NO. 2 FRONT AXLE INBOARD JOINT BOOT LH CLAMP (a) Using pliers, remove the No. 2 front axle inboard joint boot LH clamp, as shown in the illustration. 2. REMOVE FRONT AXLE INBOARD JOINT BOOT LH CLAMP (a) Remove the front axle inboard joint boot LH clamp using the same procedures a ...

Heated steering wheel/seat heaters
Heated steering wheel and seat heaters heat the side grips of the steering wheel and seats, respectively. WARNING Care should be taken to prevent injury if anyone in the following categories comes in contact with the steering wheel and seats when the heater is on: ...

Installation
HINT: Install the RH side by the same procedures with LH side. 1. INSTALL FRONT SPEED SENSOR LH (a) Install the speed sensor front LH with the bolt. Torque: 8.0 N*m (82 kgf*cm, 71 in.*lbf) NOTICE: Keep the tip of the front speed sensor LH. (b) Install the sensor harness clamps with th ...