2007 TOYOTA SIENNA Service Repair Manual

Page 2873 of 3000

TOYOTA SIENNA 2007  Service Repair Manual AC–130AIR CONDITIONING  –  AIR CONDITIONING SYSTEM (for Automatic Air Conditioning Sys-
tem)
AC
(c) Select the item below in the ACTIVE TEST and then 
check that the blower motor operates.
ACTIVE

Page 2874 of 3000

TOYOTA SIENNA 2007  Service Repair Manual AIR CONDITIONING  –  AIR CONDITIONING SYSTEM (for Automatic Air Conditioning Sys-
tem)AC–131
AC
(a) Remove the blower motor.
(b) Disconnect the connector from the blower motor.
(c) Connect the pos

Page 2875 of 3000

TOYOTA SIENNA 2007  Service Repair Manual AC–132AIR CONDITIONING  –  AIR CONDITIONING SYSTEM (for Automatic Air Conditioning Sys-
tem)
AC
OK
(a) Measure the resistance according to the value(s) in the 
table below.
Standard resistance
NG

Page 2876 of 3000

TOYOTA SIENNA 2007  Service Repair Manual AIR CONDITIONING  –  AIR CONDITIONING SYSTEM (for Automatic Air Conditioning Sys-
tem)AC–133
AC
(a) Measure the voltage according to the value(s) in the 
table below.
Standard voltage
NG
OK
(a) Di

Page 2877 of 3000

TOYOTA SIENNA 2007  Service Repair Manual AC–134AIR CONDITIONING  –  AIR CONDITIONING SYSTEM (for Automatic Air Conditioning Sys-
tem)
AC
OK
(a) Reconnect the connector to the A/C amplifier.
(b) Reconnect the connector to the blower motor

Page 2878 of 3000

TOYOTA SIENNA 2007  Service Repair Manual AIR CONDITIONING  –  AIR CONDITIONING SYSTEM (for Automatic Air Conditioning Sys-
tem)AC–135
AC
DESCRIPTION
When the A/C amplifier is turned on, a magnetic clutch ON signal is sent from the MGC te

Page 2879 of 3000

TOYOTA SIENNA 2007  Service Repair Manual AC–136AIR CONDITIONING  –  AIR CONDITIONING SYSTEM (for Automatic Air Conditioning Sys-
tem)
AC
B
A
(a) Use the intelligent tester to check if the multiplex 
communication system is functioning no

Page 2880 of 3000

TOYOTA SIENNA 2007  Service Repair Manual AIR CONDITIONING  –  AIR CONDITIONING SYSTEM (for Automatic Air Conditioning Sys-
tem)AC–137
AC
OK
(a) Remove the MG CLT relay from the No. 3 relay block.
(b) Measure the resistance according to t