Toyota Sequoia (2005). Manual — part 468
DI274–08
I28411
Ignition Switch
Instrument Panel J/B
ECU–IG Fuse
SUN ROOF Fuse
Sliding Roof Gear Assembly
Sliding Roof ECU
Sliding Roof Motor
Sliding Roof Control Switch
–
DIAGNOSTICS
SLIDING ROOF SYSTEM
DI–1667
1861
PARTS LOCATION
DI277–14
I18700
J8
J/C
B–R
2
L–W
IG
Instrument Panel J/B
I18
Ignition SW
1
IG1
AM1
B–Y
4
1C
6
1C
AM1
1
2
ECU–IG
SUN ROOF
1
1M
5
1M
1
1L
8
5
B
W–L
B
5
8
ALT
F10
Fusible Link Block
W
Instrument Panel J/B
W–B
W–B
7
1M
10
1F
IE
Battery
7
A
S19
Sliding Roof
Control ECU
E
DI–1668
–
DIAGNOSTICS
SLIDING ROOF SYSTEM
1862
CIRCUIT INSPECTION
Power Source Circuit
CIRCUIT DESCRIPTION
This circuit provides power to operate the sliding roof control ECU.
WIRING DIAGRAM
–
DIAGNOSTICS
SLIDING ROOF SYSTEM
DI–1669
1863
INSPECTION PROCEDURE
HINT:
If not using the hand–held tester, start from STEP 2.
1
Perform active test.
PREPARATION:
(a)
Connect the hand–held tester to the DLC3.
(b)
Turn ignition switch ON and hand–held tester main switch ON.
(c)
Select the ACTIVE TEST mode on the hand–held tester.
CHECK:
Check that ”Sliding roof motor” operates as the hand–held tester directs.
SLIDE ROOF:
Item
Test Details
Diagnostic Note
SLIDE ROOF
Sliding roof CLOS/UP – OPN/DWN
During this ACTIVE TEST, jam protection caught
detection can be monitored.
NOTICE:
Caution is necessary for a part of body not to be caught in as the jam protection system does not
operate during conducting ACTIVE TEST.
HINT:
With one ACTIVE direction, the sliding roof can be slid and tilted continuously.
OK:
The slide roof operates normally.
OK
Proceed to next circuit inspection shown in
problem symptoms table (See page
NG
DI–1670
–
DIAGNOSTICS
SLIDING ROOF SYSTEM
1864
2
Check voltage between terminals B, IG and GND of sliding roof control ECU con-
nector.
PREPARATION:
Turn ignition switch ON.
CHECK:
Measure voltage between terminals IG and GND.
OK:
Voltage: 10 to 14 V
PREPARATION:
(a)
Turn ignition switch OFF.
(b)
Disconnect the sliding roof control ECU connector.
CHECK:
Measure voltage between terminals B and GND.
OK:
Voltage: 10 to 14 V
OK
Proceed to next circuit inspection shown on
problem symptom table (See page
NG
Repair or replace wire harness and connec-
tor.
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