Tacoma

Toyota Tacoma 2015-2018 CAN Workshop Manual

TESTER
CONNECTION
CONDITION SPECIFIED
CONDITION
CONNECTED TO
J16-18 (CANL) -
D4-4 (CG)
*1: for Hydraulic Brake Booster
*2: for Vacuum Brake Booster
*3: for Navigation Receiver Type
*4: for Radio and Display Type
*5: w/ Blind Spot Monitor System or Intuitive Parking Assist System
*6: for 4WD
Result
RESULT PROCEED TO
OK A
NG (ECU or sensor bus line) B
NG (No. 2 CAN junction connector main line) C
B
GO TO STEP 3
C
REPAIR OR REPLACE CAN MAIN BUS LINE (NO. 1
CAN JUNCTION CONNECTOR - NO. 2 CAN JUNCTION
CONNECTOR)
A
REPLACE NO. 1 CAN JUNCTION CONNECTOR
3. CHECK FOR SHORT TO GND IN CAN BUS LINE (ECU, SENSOR)
(a) Reconnect all wire harness connectors (No. 1 CAN junction connector and No. 2 CAN junction
connector).
(b) Disconnect the ECU or sensor connected to the CAN bus line that is shorted to ground.
HINT:
If the ECU or sensor has multiple connectors, disconnect the connector that includes the CAN bus lines. To
determine the ECU or sensor that is connected to the shorted bus line, refer to the terminals of ECU tables
.
cardiagn.com

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