Tacoma

Toyota Tacoma 2015-2018 Brake Workshop Manual

OK
5. CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU - REAR SPEED SENSOR)
(a) Install the skid control sensor wire.
(b) Disconnect the S1 skid control ECU (master cylinder solenoid) connector.
(c) Disconnect the Xa1 and/or Xa2 rear speed sensor connector.
(d) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
RH
TESTER CONNECTION CONDITION SPECIFIED CONDITION
S1-5 (RR+) - Xa1-2 (RR+) Always Below 1 Ω
S1-5 (RR+) - Body ground Always 10 kΩ or higher
S1-19 (RR-) - Xa1-1 (RR-) Always Below 1 Ω
S1-19 (RR-) - Body ground Always 10 kΩ or higher
LH
TESTER CONNECTION CONDITION SPECIFIED CONDITION
S1-20 (RL+) - Xa2-2 (RL+) Always Below 1 Ω
S1-20 (RL+) - Body ground Always 10 kΩ or higher
S1-6 (RL-) - Xa2-1 (RL-) Always Below 1 Ω
S1-6 (RL-) - Body ground Always 10 kΩ or higher
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
6. INSPECT SKID CONTROL ECU (RR+, RL+ TERMINAL)
(a) Disconnect the Xa1 and/or Xa2 rear speed sensor connector.
(b) Connect the S1 skid control ECU (master cylinder solenoid) connector.
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