TESTER DISPLAY MEASUREMENT ITEM NORMAL CONDITION DIAGNOSTIC NOTE
Stop Light Relay Stop Light Relay
OFF: Relay output off (Stop lights off)
ON: Relay output on (Stop lights on)
When Active Test performed, Data List item changes between ON and OFF and stop lights turn on
When Active Test performed, Data List item changes between ON and OFF, but stop lights do not
GO TO STEP 6
5. RECONFIRM DTC
(a) Turn the ignition switch off.
(b) Clear the DTCs .
(c) Start the engine.
(d) Perform a road test.
(e) Check if the same DTC is output .
RESULT PROCEED TO
DTC C1380 is not output A
DTC C1380 is output B
REPLACE BRAKE ACTUATOR ASSEMBLY
USE SIMULATION METHOD TO CHECK
6. INSPECT STOP LIGHT CONTROL RELAY (STOP RELAY)
a) Remove the STOP relay from the engine room relay block.