Toyota Sienna Service Manual: Noise Occurs from Generator while Engine is Running
INSPECTION PROCEDURE
1 CHECK LOOSENESS OF V-RIBBED BELT
(a) Check the tension of the belt by pushing it down with a finger.
OK: The tension of the belt is enough.
2 CHECK V-RIBBED BELT FOR WEAR
(a) Check the V-ribbed belt for wear.
OK: The V-ribbed belt is not worn.
3 CHECK CLUTCH PULLEY FOR WEAR
(a) Check the clutch pulley groove for wear or other defects.
OK: The clutch pulley groove is not damaged.
4 CHECK FOR NOISE WHILE CLUTCH PULLEY IS OPERATING
(a) Perform a road test and check if noise occurs when decelerating.
OK: Noise does not occur.
REPLACE GENERATOR ASSEMBLY
Charge Warning Light Comes ON while Driving
INSPECTION PROCEDURE
1 CHECK LOCK FUNCTION OF CLUTCH PULLEY
(a) Check the lock function with the pulley installed in the
vehicle.
(1) Visually check that the rotor in the generator
operates wit ...
Generator
...
Other materials:
Problem symptoms table
Use the table below to find the cause of the problem. The
numbers indicate the priority of the likely cause of the
problem. Check each part in order. If necessary, replace
these parts.
Front A/C:
Rear A/C:
...
Diagnostic trouble code chart
If a malfunction code is displayed during the DTC check,
check the circuit listed for that code in the table below.
(Proceed to the page given for that circuit.)
POWER BACK DOOR SYSTEM
DTC No.
Detection Item
Trouble Area
B2222
PBD Pulse Sensor Malfuncti ...
Inspection procedure
1 BASIC INSPECTION
Conditions necessary for the power slide door to open:
Power slide door main switch is in the ON position
(switch free: orange paint on the top of the switch
appears).
Slide door is unlocked (door lock position switch is
in the ON position when the slide do ...
