Cube L4-1.8L (MR18DE) (2010)
Cruise Control: Testing and Inspection
ASCD Brake Switch
Component Function Check
ASCD BRAKE SWITCH
Component Function Check
1.CHECK FOR ASCD BRAKE SWITCH FUNCTION
With CONSULT-III
1. Turn ignition switch ON.
2. Select "BRAKE SW1" in "DATA MONITOR" mode with CONSULT-III.
3. Check "BRAKE SW1" indication under the following conditions.
Without CONSULT-III
1. Turn ignition switch ON.
2. Check the voltage between ECM harness connector terminals.
Is the inspection result normal?
YES - INSPECTION END
NO - Go to See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Component Tests and General Diagnostics/ASCD
Brake Switch/Diagnosis Procedure.
Diagnosis Procedure
ASCD BRAKE SWITCH
Description
When the brake pedal is depressed, ASCD brake switch is turned OFF and stop lamp switch is turned ON.
ECM detects the state of the brake pedal by this input of two kinds (ON/OFF signal). See: Powertrain Management/Computers and Control
Systems/Description and Operation/Automatic Speed Control Device (ASCD)/System Description for the ASCD function.
ASCD BRAKE SWITCH
Diagnosis Procedure
1.CHECK ASCD BRAKE SWITCH POWER SUPPLY CIRCUIT-I
1. Turn ignition switch OFF.
2. Disconnect ASCD brake switch harness connector.
3. Turn ignition switch ON.
4. Check the voltage between ASCD brake switch harness connector and ground.