Toyota Sienna Service Manual: Parts location

Precaution

NOTICE: Because the compressor operates at high voltages, wear electric insulated gloves and pull out the service plug to cut the high-voltage circuit before inspection. 1. DO NOT HANDLE REFRIGERA ...

Problem symptoms table

Use the table below to find the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in order. If necessary, replace these parts. Front A/C: ...

Other materials:

Engine Coolant Temperature Circuit Range / Performance Problem
DTC P0116 Engine Coolant Temperature Circuit Range / Performance Problem DESCRIPTION Refer to DTC P0115 DTC No. DTC Detection Condition Trouble Area P0116 ECTs as listed below are nearly same (2 trip detection logic):  ECT when engine is start ...

Throttle Actuator Control Throttle Body Range / Performance
DESCRIPTION The Electronic Throttle Control System (ETCS) is composed of the throttle actuator, Throttle Position (TP) sensor, Accelerator Pedal Position (APP) sensor, and ECM. The ECM operates the throttle actuator to regulate the throttle valve in response to driver inputs. The TP senso ...

Reassembly
1. INSTALL UNDERDRIVE CLUTCH DRUM O-RING (a) Coat a new O-ring with ATF, and install it to the underdrive clutch drum. NOTICE: Make sure that the O-ring is not twisted or pinched. 2. INSTALL UNDERDRIVE CLUTCH PISTON SET (a) Coat the underdrive clutch piston with ATF, and install it t ...