Toyota Sienna Service Manual: Replacement

Toyota Sienna Service Manual / Air conditioning / Replacement

1. DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM

SST 07110-58060 (07117-58080, 07117-58090, 07117-78050, 07117-88060, 07117-88070, 07117-88080)

(a) Turn the A/C switch to ON.

(b) Operating the cooler compressor at the engine rpm of approx. 1,000 for 5 to 6 minutes, circulate the refrigerant and collect the compressor oil remaining in each component into the cooler compressor as much as possible.

(d) Let the refrigerant gas out.

SST 07110-58060 (07117-58080, 07117-78050, 07117-88060, 07117-88070, 07117-88080)

2. CHARGE REFRIGERANT

(a) Using a vacuum pump, perform a vacuum purging.

(b) Charge refrigerant, HFC-134a (R134a).

Standard: 780 +- 30 g (27.5 +- 1.06 oz.) SST 07110-58060 (07117-58060, 07117-58070, 07117-58080, 07117-58090, 07117-78050, 07117-88060, 07117-88070, 07117-88080)

CHARGE REFRIGERANT

3. WARM UP ENGINE

4. INSPECT REFRIGERANT LEAK

(a) Using a gas leak detector, check for leakage of the refrigerant.

Refrigerant line

COMPONENTS

Refrigerant line

Refrigerant

On-vehicle inspection 1. INSPECT REFRIGERANT PRESSURE WITH MANIFOLD GAUGE SET (a) This method uses a manifold gauge set to locate problem areas. Read the manifold gauge pressure when these conditi ...

Air conditioning unit

COMPONENTS ...

Other materials:

Turn signal light switch
ON-VEHICLE INSPECTION 1. INSPECT TURN SIGNAL FLASHER CIRCUIT Measure voltage between the terminals as shown in the chart below. Voltage Connect the connector to turn the signal flasher and turn the ignition switch ON, and inspect the wire harness side connector from t ...

For front passenger side
ON-VEHICLE INSPECTION 1. INSPECT AIR MIX CONTROL SERVO MOTOR (a) Remove the air mix control servo motor. (b) Connect the positive (+) lead from the battery to terminal 4 and negative (-) lead to terminal 5, then check that the lever turns to "COOL" side smoothly. (c) Connect ...

Air Mix Damper Position Sensor Circuit (Driver Side)
DESCRIPTION This sensor detects the position of the air mix control servo motor (air outlet damper) and sends the appropriate signals to the A/C amplifier. The position sensor is built in the air mix control servo motor. The position sensor resistance changes as the air mix control servo ...