Tacoma

Toyota Tacoma 2015-2018 CAN Workshop Manual

(Brake Booster Assembly (Skid Control ECU))
(a) Disconnect the cable from the negative (-) battery terminal.
(b) Disconnect the brake booster assembly (skid control ECU)
connector.
Text in Illustration
*a
Front view of wire harness connector
(to Brake Booster Assembly (Skid Control ECU))
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TERMINAL NO.
(SYMBOL)
WIRING
COLOR
TERMINAL DESCRIPTION CONDITION SPECIFIED
CONDITION
S1-11 (CANH) -
S1-25 (CANL)
P - W
HIGH-level CAN bus line -
LOW-level CAN bus line
Cable disconnected from
negative (-) battery terminal
54 to 69 Ω
S1-11 (CANH) -
S1-1 (GND1)
P - W-B
HIGH-level CAN bus line -
Ground
Cable disconnected from
negative (-) battery terminal
200 Ω or higher
S1-25 (CANL) -
S1-1 (GND1)
W - W-B
LOW-level CAN bus line -
Ground
Cable disconnected from
negative (-) battery terminal
200 Ω or higher
S1-11 (CANH) -
S1-31 (+BS)
P - R
HIGH-level CAN bus line -
Battery positive (+)
Cable disconnected from
negative (-) battery terminal
6 kΩ or higher
S1-25 (CANL) -
S1-31 (+BS)
W - R
LOW-level CAN bus line -
Battery positive (+)
Cable disconnected from
negative (-) battery terminal
6 kΩ or higher
12. BRAKE ACTUATOR ASSEMBLY (SKID CONTROL ECU) (for Vacuum Brake Booster)
cardiagn.com

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