Toyota Sequoia (2005). Manual — part 435
I27699
Body ECU Wire Harness View:
B7
DCTY
–
DIAGNOSTICS
POWER SEAT CONTROL SYSTEM (w/ Driving Position
Memory)
DI–1535
1729
3
Check harness and connector (Body ECU – door courtesy light switch assy).
PREPARATION:
(a)
Disconnect the B7 body ECU connector.
(b)
Reinstall the courtesy light switch assy.
(c)
Reconnect the courtesy light switch assy connector.
CHECK:
Measure the resistance of the wire harness side connectors.
OK:
Tester Connection
(Symbol)
Condition
Specified Condition
B7–12 (DCTY) –
Body ground
Courtesy light switch
pushed
→
free
10 k
Ω
or higher
→
Below 1
Ω
NG
Repair or replace harness or connector.
OK
Proceed to next circuit inspection shown in
problem symptoms table (See page
).
DIDEX–01
DI–1536
–
DIAGNOSTICS
CRUISE CONTROL SYSTEM
1730
CRUISE CONTROL SYSTEM
PRECAUTION
NOTICE:
When disconnecting the battery terminal, initialize the following system after the terminal is recon-
nected.
System Name
See Page
Back Door Power Window Control System
DI26R–41
Customer Problem Analysis
Check and Clear DTC
Vehicle Brought to Workshop
Problem Symptom Confirmation
Symptom Simulation
Symptom does not occur
DTC Check
Normal system code
DTC Chart
Problem Symptoms Table
Circuit Inspection
Input Signal Check
Parts Inspection
Identification of Problem
Repair
Confirmation Test
End
Items inside
are titles of pages in this
manual with the page number indicated in the
bottom portion. See the indicated pages for
detailed explanations.
1
2
3
4
5
6
7
8
9
10
Step 2, 5, 8, 10: Diagnostic steps permitting use of
the hand–held tester.
P.
P.
P.
P.
P.
P.
–
OK
NG
Symptom occurs
Trouble code
–
DIAGNOSTICS
CRUISE CONTROL SYSTEM
DI–1537
1731
HOW TO PROCEED WITH TROUBLESHOOTING
Troubleshoot in accordance with the following procedures:
DI26S–26
CRUISE CONTROL SYSTEM Check Sheet
Inspector’s name:
Customer’s Name
Odometer Reading
/ /
Condition of
Problem Occurrence
Frequency
Occurred
Problem Occurs
Vehicle Speed when
Problem Occurred
/ /
Continuous Intermittent ( Times a day)
km
mile
Brought in
Auto cancel
occurs
Driving condition
City driving
Freeway
Uphill
Downhill
After cancel occurred, did the driver activate cruise control
again?
Yes
No
Cancel does not
occur
With brake ON
Shifting into any position except D
When control SW is pulled to CANCEL position
Cruise control
malfunction
Slip to acceleration side
Slip to deceleration side
Hunting occurs
O/D cut–off does not occur
O/D does not return
Switch
malfunction
SET
ACCEL
COAST
RESUME
CANCEL
Remains ON
Does not light up
Blinks
Symptoms
DTC Check
1st Time
2nd Time
Normal System Code
Trouble Code (Code )
Normal System Code
Trouble Code (Code )
CRUISE main
indicator light
VIN
Production Date
Licence Plate No.
km
mile
DI–1538
–
DIAGNOSTICS
CRUISE CONTROL SYSTEM
1732
CUSTOMER PROBLEM ANALYSIS CHECK
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