Tacoma

Toyota Tacoma 2015-2018 Brake Workshop Manual

A
OK
Result
RESULT PROCEED TO
DTC C1422 is output A
DTCs C1422 and C1380 are output B
DTCs C1422 and C1425 are output C
B
GO TO DIAGNOSTIC TROUBLE CODE CHART
C
GO TO DIAGNOSTIC TROUBLE CODE CHART
2. READ VALUE USING TECHSTREAM (STOP LIGHT SWITCH ASSEMBLY)
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Chassis / ABS/VSC/TRAC / Data List.
(e) In accordance with the display on the Techstream, read the Data List.
ABS/VSC/TRAC
TESTER DISPLAY MEASUREMENT ITEM RANGE NORMAL CONDITION DIAGNOSTIC NOTE
Stop Light SW Stop light switch assembly ON or OFF
OFF: Brake pedal released
ON: Brake pedal depressed
-
(f) Check that the stop light switch assembly condition observed on the Techstream changes according to
brake pedal operation.
OK:
The Techstream displays ON or OFF according to brake pedal operation.
NG
GO TO STEP 5
3. READ VALUE USING TECHSTREAM (MASTER CYLINDER PRESS
URE SENSOR)
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