Toyota Sienna Service Manual: On-vehicle cleaning

Toyota Sienna Service Manual / Engine / 2Gr-fe cooling / Radiator / 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 a steam cleaner.

INSPECT RADIATOR ASSEMBLY

NOTICE:

If the distance between the steam cleaner and core is too close, the fins may be damaged.
Keep the following injection distance.

Standard injection distance
If the fins are bent, straighten them with a screwdriver or pliers.
Never apply water directly onto the electronic components.

(b) Dry the fins with compressed air.

On-vehicle inspection

1. 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 ...

Removal

1. REMOVE V-BANK COVER SUB-ASSEMBLY (See page EM-28) 2. REMOVE NO. 1 ENGINE UNDER COVER (See page EM-26) 3. DRAIN ENGINE COOLANT (See page CO-6) 4. REMOVE NO. 2 AIR CLEANER INLET (See page EM- 2 ...

Other materials:

Repair
1. INSTALL HEADLIGHT PROTECTOR RETAINER UPPER HINT: If the installation area of the headlight assembly is damaged, use the supply bracket for low-cost repair. Ensure that the headlight assembly is not damaged. Cut off the part shaded in the illustration and sand smoo ...

Diagnosis system
1. DIAGNOSIS FUNCTION The diagnosis function makes the light and the multi-information display come on, and the CRUISE main indicator light blink as shown in the illustration. When a malfunction occurs in the dynamic laser cruise control system, the DTCs are stored in the ECM ...

Zero Point Calibration of Yaw Rate Sensor Undone
DESCRIPTION The skid control ECU receives signals from the yaw rate sensor via CAN communication system. Yaw rate sensor has the built-in deceleration sensor. If there is trouble in the bus lines between the yaw rate and deceleration sensor and CAN communication system, the DTC U0123 ...