Tacoma

Toyota Tacoma 2015-2018 CAN Workshop Manual

D
REPAIR OR REPLACE CAN MAIN BUS LINES OR
CONNECTOR (NO. 4 CAN JUNCTION CONNECTOR -
NO. 1 CAN JUNCTION TERMINAL)
A
REPLACE NO. 4 CAN JUNCTION CONNECTOR
11. CHECK FOR SHORT IN SUB BUS 2 LINE (ECUS, SENSOR)
(a) Reconnect all wire harness connectors (No. 3 CAN junction connector and No. 4 CAN junction
connector).
(b) Disconnect the connector that includes terminals CANH and CANL from the ECU (or sensor) to which
the short-circuited branch line is connected .
(c) Measure the resistance according to the value(s) in the table
below.
Standard Resistance:
TESTER
CONNECTION
CONDITION SPECIFIED
CONDITION
N32-13 (CA2H) -
N32-12 (CA2L)
Cable disconnected from
negative (-) battery terminal
54 to 69 Ω
Text in Illustration
*a
Component with harness connector
(Network Gateway ECU)
HINT:
I
f the resistance becomes normal (between 54 and 69 Ω) when
the connector is disconnected from the ECU (or sensor), there
may be a short in the ECU (or sensor).
NG
REPAIR OR REPLACE CORRESPONDING ECU OR
SENSOR BRANCH LINES OR CONNECTOR
OK
REPLACE CORRESPONDING ECU OR SENSOR
12. CHECK FOR SHORT IN CAN BUS LINE (NO. 3 CAN JUNCTION CONNECTOR)
(a) Disconnect the No. 3 CAN junction connector.
(b) Measure the resistance according to the value(s) in the table below.
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