Toyota Sienna Service Manual: 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 PROBLEM SYMPTOMS TABLE
- Refer to the problem symptoms table
9 BASED ON THE MALFUNCTION SYMPTOM, PERFORM TROUBLESHOOTING BELOW
- Terminals of ECU
10 ADJUST, REPAIR OR REPLACE
11 CONFIRMATION TEST
END
System description
1. GENERAL
To assist the driver with parking the vehicle by
displaying an image of the area behind the vehicle,
this system has a television camera mounted on the
luggage compartment d ...
Problem symptoms table
Before inspecting the suspected areas listed in the table
below, check the fuse and relay.
Before inspecting the suspected areas listed in the table
below, check the DTCs.
Metho ...
Other materials:
Suspension
SERVICE DATA
A: Ground clearance of front wheel center
B: Ground clearance of lower suspension arm No. 2 set bolt
center
C: Ground clearance of rear axle carrier bush set bolt center
D: Ground clearance of rear wheel center
TORQUE SPECIFICATIONS
TIRE AND WHEEL
SERVICE DATA
T ...
Installation
1. INSTALL FRONT DOOR WINDOW FRAME MOULDING
Remove the tape from the front door window frame
moulding.
Clean the contact surface of the vehicle body with
white gasoline.
Clean the outer circumference of the front door
window frame moulding with white gasoline.
Apply new double-si ...
Short in CAN Bus Lines
DESCRIPTION
The CAN bus wires are considered to be shorted when the resistance between
terminals 6 (CANH) and
14 (CANL) of the DLC3 is below 54 Ω.
Symptom
Trouble Area
Resistance between terminals 6 (CANH) and 14 (CANL) of the DLC3
is below 54 Ω.
...
