Toyota RAV4 manuals

Toyota Sienna Service Manual: How to proceed with troubleshooting

1 VEHICLE BROUGHT TO WORKSHOP

2 CUSTOMER PROBLEM ANALYSIS

3 CHECK INITIAL CHECK FUNCTION

4 PROBLEM SYMPTOMS TABLE

THE CORRESPONDING SYSTEM DOES NOT EXIST (Go to step 5)

5 BASED ON THE MALFUNCTION SYMPTOM, PERFORM THE TROUBLESHOOTING BELOW

  1. Operation check (C).
  2.  Terminals of ECU

6 ADJUST, REPAIR OR REPLACE

7 CONFIRMATION TEST

END

System description
1. GENERAL  This system uses ultrasonic sensors to detect any obstacles at the corners and the rear of the vehicle. The system then informs the driver of the distance between the sens ...

Operation check
1. DETECTION RANGE MEASUREMENT AND INDICATOR CHECK  Turn the IG switch ON.  Move the shift lever to the R position (when the back sonar and rear clearance sonar is checked).   ...

Other materials:

ECM / PCM Processor
DESCRIPTION The ECM continuously monitors its internal processors (CPUs), A/F sensor transistors and heated oxygen sensor (HO2S) transistors. This self-check ensures that the ECM is functioning properly. These are diagnosed by internal "mirroring" of the main and sub CPUs to det ...

Front Occupant Classification Sensor RH Collision Detection
DTC B1786 Front Occupant Classification Sensor RH Collision Detection DESCRIPTION DTC B1786 is output when the occupant classification ECU receives a collision detection signal sent by the front occupant classification sensor RH if an accident occurs. DTC B1786 is also output when the front ...

Removal
1. SEPARATE 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 (a) Remove the 2 bolts and instrument panel finish panel sub-assembly lower LH. 5. REMOVE INSTRUMENT PANEL SAFETY PAD INSER ...

В© 2011-2026 Copyright www.tsienna.net