Tacoma

Toyota Tacoma 2015-2018 Brake Workshop Manual

(g) Wait until the pump stops.
(h) Repeat (f) and (g) three times.
(i) Check if the same DTCs are recorded.
RESULT PROCEED TO
DTC output A
DTC not output B
B
END
A
REPLACE HYDRAULIC BRAKE BOOSTER
3. CHECK HARNESS AND CONNECTOR (+BM, +BM2 TERMINAL)
(a) Disconnect the skid control ECU (master cylinder solenoid)
connectors.
(b) Measure the voltage.
Standard Voltage:
TESTER CONNECTION SPECIFIED CONDITION
S1-2 (+BM1) - Body ground 10 to 14 V
S2-2 (+BM2) - Body ground 10 to 14 V
(c) Reconnect the skid control ECU (master cylinder solenoid) connectors.
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
(+BM1 AND +BM2 CIRCUIT)
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