Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Electronic controlled automatic transaxle / Brake switch ”b” circuit high / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Inspect stop lamp switch assy


2 Check harness and connector(stop lamp switch assy – ecm)
- Install the stop lamp switch assy.
- disconnect the ecm connector.
- measure the voltage according to the value(s) in the table below when the brake pedal is depressed and released.
Standard:



Replace ecm
Other materials:
Confirmation driving pattern
Connect the hand–held tester or the obd ii scan tool to the dlc3.
record dtcs and the freeze frame data.
set the check mode using the hand–held tester .
read the value on the misfire counter for each cylinder when
idling. If the value is displayed on the
misfire c ...
Positioning a floor jack
When using a floor jack, follow the instructions in the manual provided with
the jack and perform the operation safely.
When raising your vehicle with a floor jack, position the jack correctly.
Improper placement may damage your vehicle or cause injury.
◆ Front
◆ Rear
1 Take out ...
Check open circuit
For the open circuit in the wire harness in fig. 1, Perform
a resistance check in step (b) or a voltage check in step
(c) to locate the section.
Check the resistance.
Disconnect connectors a and c and measure the
resistance between them.
Resistance: 1 Ω or les ...


