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:
Precaution
1. GENERAL PRECAUTION
When using the battery during inspection, do not
bring the positive and negative tester probes too
close to each other as a short circuit may occur.
PARTS LOCATION
SYSTEM DIAGRAM
1. SIGNAL COMMUNICATION TABLE
Driver Side Power Seat (w ...
Disassembly
1. REMOVE NO. 2 FRONT AXLE INBOARD JOINT BOOT LH CLAMP
(a) Using pliers, remove the No. 2 front axle inboard
joint boot LH clamp, as shown in the illustration.
2. REMOVE FRONT AXLE INBOARD JOINT BOOT LH
CLAMP
(a) Remove the front axle inboard joint boot LH clamp
using the same procedures a ...
Fuel Pump Primary Circuit
DTC P0230 Fuel Pump Primary Circuit
DESCRIPTION
This DTC is designed to detect a malfunction in the fuel pump
(FUEL PUMP) relay circuit. When the
system is normal, the battery voltage is applied to FPR terminal of the ECM
while the FUEL PUMP
relay is turned OFF. If the battery v ...
