I04062
Pushed in
⇔
Free
3
4
1
2
05--236
--
DIAGNOSTICS
MULTI--MODE MANUAL TRANSMISSION SYSTEM
COROLLA Supplement (RM1129E)
INSPECTION PROCEDURE
1
READ VALUE ON INTELLIGENT TESTER II
(a)
Connect the intelligent tester II to the DLC3.
(b)
Turn the ignition switch on, and turn the intelligent tester II main switch on.
(c)
Select the item ”Brake Switch Signal 1”, ”Brake Switch Signal 2” or ”STP Switch Signal” in the DATA
LIST, and read its value displayed on the intelligent tester II.
(d)
Check that the stop lamps come on when the brake pedal is depressed, and go off when the brake
pedal is released.
Item
Measurement Item/
Display
Normal Condition
Diagnostic Note
Brake Switch Signal 1
Brake switch signal 1/
ON or OFF
ON: Brake pedal depressed
OFF: Brake pedal released
When there is any malfunction, the
indicator keeps showing either ON
or OFF no matter where the switch
position is.
Brake Switch Signal 2
Brake switch signal 2/
ON or OFF
ON: Brake pedal released
OFF: Brake pedal depressed
Always ON or OFF
STP Switch Signal
STP switch signal/
ON or OFF
ON: Brake operation
Always ON or OFF
OK: When the brake pedal is operated, the normal conditions listed above are shown on the
display.
NG
Go to step 2
OK
REPLACE TRANSMISSION CONTROL ECU ASSY
2
INSPECT STOP LAMP SWITCH ASSY
(a)
Disconnect the stop lamp switch assy connector.
(b)
Measure the resistance according to the value(s) in the
table below.
Standard:
Switch condition
Tester connection
Specified value
Switch pin free
1 -- 2
Below 1
Ω
Switch pin free
3 -- 4
10 k
Ω
or higher
Switch pin pushed in
1 -- 2
10 k
Ω
or higher
Switch pin pushed in
3 -- 4
Below 1
Ω
NG
REPLACE STOP LAMP SWITCH ASSY
OK
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TOYOTA COROLLA REPAIR MANUAL SUPP 1129E