Tacoma

Toyota Tacoma 2015-2018 CAN Workshop Manual

OK
PROCEDURE
1. CHECK FOR OPEN IN CAN BUS LINES (4 WHEEL DRIVE CONTROL ECU BRANCH LINE)
(a) Disconnect the cable from the negative (-) battery terminal.
(b) Disconnect the 4 wheel drive control ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION CONDITION SPECIFIED
CONDITION
F13-20 (CANH) - F13-40
(CANL)
Cable disconnected from negative (-) battery
terminal
54 to 69 Ω
Text in Illustration
*a
Front view of wire harness connector
(to 4 Wheel Drive Control ECU)
NG
REPAIR OR REPLACE CAN BRANCH LINE OR
CONNECTOR (4 WHEEL DRIVE CONTROL ECU)
2. CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT)
(a) Disconnect the 4 wheel drive control ECU connector.
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