Toyota Sienna Service Manual: System diagram

Definition of terms

Terms Definitions Monitor Description Description of what ECM monitors and how to detect malfunctions (monitoring purpose and details). Related DTCs A gro ...

How to proceed with troubleshooting

HINT: The intelligent tester can be used in steps 2, 3, 4, 6 and 9. 1 VEHICLE BROUGHT TO WORKSHOP 2 CONNECT INTELLIGENT TESTER TO DLC3 HINT: If the display indicates a communication fault in th ...

Other materials:

Using the radio
Radio operation Select “AM” or “FM” on the audio source selection screen to begin listening to the radio. Audio control screen Pressing the “AUDIO” button displays the audio control screen from any screens of the selected source. Audio source selection screen appears Pre ...

Room temperature sensor (for rear air conditioning system)
ON-VEHICLE INSPECTION 1. INSPECT REAR A/C ROOM TEMPERATURE SENSOR (a) Remove the rear A/C room temperature sensor. (b) Disconnect the connector from the rear A/C room temperature sensor. (c) Measure the resistance according to the value(s) in the table below. Standard resistance NOTI ...

Removal
1. DISCONNECT BATTERY NEGATIVE TERMINAL 2. REMOVE FRONT DOOR SCUFF PLATE LH 3. REMOVE COWL SIDE TRIM BOARD LH 4. REMOVE INSTRUMENT PANEL FINISH PANEL SUBASSEMBLY LOWER LH (See page IP-6) 5. REMOVE REAR DOOR SCUFF PLATE RH 6. REMOVE REAR DOOR SCUFF PLATE LH 7. REMOVE FRONT SEAT ASSEMBLY LH HI ...