Toyota Sienna Service Manual: 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.
(c) Stop the engine.
(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)
3. WARM UP ENGINE
4. INSPECT REFRIGERANT LEAK
(a) Using a gas leak detector, check for leakage of the refrigerant.
Refrigerant line
COMPONENTS
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:
Jam Protection Function Activates During Power Back Door Operation
DESCRIPTION
It may be caused by ill-fitting back door, faulty touch sensor or
faulty pulse sensor.
The power back door ECU activates the back motor to open / close
the power back door, thus
controlling the power back door operation. For jam and foreign object
detection, the power ba ...
AVC-LAN Circuit
DESCRIPTION
Each unit of the navigation system connected to the AVC-LAN (communication
bus) transfers the signal of
each switch by communication.
When a short to +B or short to ground occurs in this AVC-LAN, the navigation
system will not function
normally as the communication is discontin ...
Diagnosis system
1. CHECK DLC3
The vehicle's ECU uses ISO 15765-4 for
communication protocol. The terminal arrangement
of the DLC3 complies with SAE J1962 and matches
the ISO 15765-4 format.
NOTICE:
*: Before measuring the resistance, leave the
vehicle as is for at least 1 minute and do no ...
