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Toyota Sienna Service Manual: How to proceed with troubleshooting

Toyota Sienna Service Manual / Audio / visual / Audio and visual system / How to proceed with troubleshooting

1 VEHICLE BROUGHT TO WORKSHOP

2 INSPECT BATTERY VOLTAGE

Standard voltage: 11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding.

3 BASIC INSPECTION

  1. Turn the ignition switch ON.
  2.  Check whether or not the radio receiver turns on.

Result

Result

4 CHECK FOR DTC

  1. Check for DTCs and note any codes that are output.
  2.  Delete the DTCs.
  3.  Recheck for DTCs by simulating the operation indicated by the DTCs.

HINT:

Result

Result

5 DIAGNOSTIC TROUBLE CODE CHART

Find the output code on the diagnostic trouble code chart

6 PROBLEM SYMPTOMS TABLE

Refer to the problem symptoms table

Result

Result

7 OVERALL ANALYSIS AND TROUBLESHOOTING

  1. Terminals of ECU

8 ADJUST, REPAIR OR REPLACE

9 CONFIRMATION TEST

END

System diagram
1. DISC PLAYER OUTLINE  A CD player uses a laser pickup to read digital signals recorded on CDs. By converting the digital signals to analog, music and other content can be played. C ...

Identification of noise source
1. Radio Description  Radio frequency band  Radio broadcasts use the radio frequency bands shown in the table below. Service area  The service areas of A ...

Other materials:

Removal
1. DISCHARGE FUEL SYSTEM PRESSURE 2. REMOVE V-BANK COVER SUB-ASSEMBLY 3. DRAIN ENGINE COOLANT 4. REMOVE WINDSHIELD WIPER MOTOR ASSEMBLY 5. REMOVE FRONT OUTER COWL TOP PANEL SUBASSEMBLY 6. REMOVE AIR CLEANER CAP SUB-ASSEMBLY 7. REMOVE AIR CLEANER CASE SUB-ASSEMBLY 8. REMOVE INTAKE AIR SURGE TA ...

Installation
1. INSTALL HEADLIGHT ASSEMBLY  Connect the connectors.  Install the headlight assembly with the bolt and 3 screws. 2. INSTALL FRONT BUMPER ASSEMBLY 3. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL 4. VEHICLE PREPARATION FOR HEADLIGHT AIMING 5. PREPARATION FOR HEADLIGHT AIMI ...

Removal
1. REMOVE REAR SEAT 3 POINT TYPE BELT ASSEMBLY (for 8-Passenger) HINT: Refer to the instructions for disassembly of the rear No. 1 seat assembly (for center seat).  Remove the bolt and rear seat 3 point type belt assembly. 2. REMOVE REAR SEAT 3 POINT TYPE BELT ASSEMBLY (for 7-Pas ...

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