Tacoma

Toyota Tacoma 2015-2018 Brake Workshop Manual

A
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)
-
Result
RESULT PROCEED
TO
When Active Test performed, Data List item changes between ON and OFF and stop lights turn on
and off
A
When Active Test performed, Data List item changes between ON and OFF, but stop lights do not
turn on
B
B
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
RESULT PROCEED TO
DTC C1380 is not output A
DTC C1380 is output B
B
REPLACE BRAKE ACTUATOR ASSEMBLY
A
USE SIMULATION METHOD TO CHECK
6. INSPECT STOP LIGHT CONTROL RELAY (STOP RELAY)
(
a) Remove the STOP relay from the engine room relay block.
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