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:

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 FRONT WHEEL RH 5. REMOVE FRONT FENDER APRON SEAL RH 6. REMOVE V-RIBBED BELT (See page EM-6) 7. DISCONNECT NO. 2 RADIATOR HOSE (a) Di ...

How to proceed with troubleshooting
1 VEHICLE BROUGHT TO WORKSHOP 2 CUSTOMER PROBLEM ANALYSIS 3 CHECK AND CLEAR DTCs Refer to the diagnostic check/clear 4 PROBLEM SYMPTOM CONFIRMATION 5 SYMPTOM SIMULATION 6 CHECK DTC 7 CHECK IF THE SAME SYMPTOM APPEARS IN THE NAVIGATION SYSTEM Refer to the navigation system 8 PROBLE ...

Removal
HINT: Remove the RH side by the same procedure as the LH side. 1. REMOVE REAR WHEEL 2. DRAIN BRAKE FLUID NOTICE: Wash the brake fluid off immediately if it attaches to any painted surface. 3. SEPARATE REAR BRAKE TUBE NO.4 (a) Remove the clip and a disconnect, the rear brake flexible hos ...