Toyota Sienna Service Manual: Problem symptoms table
HINT: Refer to the table below to help locate find the cause of the problem. The numbers indicate the priority of the possible cause of problem. Check each part in the order. If necessary, replace these parts.
BRAKE SYSTEM
Precaution
Care must be taken to replace each part properly as it
could affect the performance of the brake system and
result in a driving hazard. Replace the parts with parts
having the same part numbe ...
Brake fluid
Bleeding
HINT:
If any work is performed on the brake system or if air in the
brake lines is suspected, bleed the air out of the brake
system.
NOTICE:
Wash the brake fluid off immediately if it a ...
Other materials:
Diagnosis system
1. CHECK BATTERY VOLTAGE
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge the battery before
proceeding.
2. CHECK DLC3
(a) The ECU uses the ISO 15765-4 for communication
protocol. The terminal arrangement of the DLC3
complies with SAE J1962 and matches the ISO
15765-4 f ...
Drive-ready state
Switching on drive-ready state
Depress the brake pedal.
Press the Start/Stop button.
Switching off drive-ready state
Steptronic transmission:
1. Engage selector lever position P with the vehicle
stopped.
2. Press the Start/Stop button.
The engine is switched off.
3. Set the parking brake.
Aut ...
Rear Airbag Sensor RH Circuit Malfunction
DTC B1154/38 Rear Airbag Sensor RH Circuit Malfunction
DESCRIPTION
The rear airbag sensor RH circuit consists of the center airbag sensor
assembly and rear airbag sensor
RH.
If the center airbag sensor assembly receives signals from the rear airbag
sensor RH, it judges whether or
not the ...
