DESCRIPTION
A short to GND is suspected in the CAN bus wire when the resistance between terminals 4 (CG) and 6 (CANH), or terminals 4 (CG) and 14 (CANL) of the DLC3 is below 200 Ω.
Symptoms |
Trouble Area |
The resistance between terminals 6 (CANH) and 4 (CG), or terminals 14 (CANL) and 4 (CG) of the DLC3 is below 200 Ω. |
|
WIRING DIAGRAM
INSPECTION PROCEDURE
NOTICE:
HINT: Operating the ignition switch, any switches, or any doors triggers related ECU and sensor communication with the CAN. This communication will cause the resistance value to change.
1 CHECK FOR SHORT TO GND IN CAN BUS WIRE (ECM MAIN BUS WIRE)
Standard resistance
REPLACE ECM
2 CHECK FOR SHORT TO GND IN CAN BUS WIRE (NETWORK GATEWAY ECU MAIN BUS WIRE)
Standard resistance
REPLACE NETWORK GATEWAY ECU
3 CHECK FOR SHORT TO GND IN CAN BUS WIRE (DLC3 BRANCH WIRE)
Standard resistance
4 CHECK FOR SHORT TO GND IN CAN BUS WIRE (JUNCTION CONNECTOR - NETWORK GATEWAY ECU MAIN BUS WIRE)
Standard resistance
Result
5 CHECK FOR SHORT TO GND IN CAN BUS WIRE (JUNCTION CONNECTOR - ECM MAIN BUS WIRE)
Standard resistance
REPLACE WIRING HARNESS CONNECTOR (JUNCTION CONNECTOR)
6 CHECK FOR SHORT TO GND IN CAN BUS WIRE (JUNCTION CONNECTOR - CAN JUNCTION CONNECTOR MAIN BUS WIRE)
Standard resistance
7 CHECK FOR SHORT TO GND IN CAN BUS WIRE (SKID CONTROL ECU BRANCH WIRE)
Standard resistance
8 CHECK FOR SHORT TO GND IN CAN BUS WIRE (STEERING ANGLE SENSOR BRANCH WIRE)
Standard resistance
Result
9 CHECK FOR SHORT TO GND IN CAN BUS WIRE (DISTANCE CONTROL ECU BRANCH WIRE)
Standard resistance
REPLACE WIRING HARNESS CONNECTOR
10 CHECK FOR SHORT TO GND IN CAN BUS WIRE (CAN JUNCTION CONNECTOR - JUNCTION CONNECTOR MAIN BUS WIRE)
Standard resistance
11 CHECK FOR SHORT TO GND IN CAN BUS WIRE (CAN JUNCTION CONNECTOR - ECM MAIN BUS WIRE)
Standard resistance
12 CHECK FOR SHORT TO GND IN CAN BUS WIRE (YAW RATE SENSOR BRANCH WIRE)
Standard resistance
REPLACE WIRING HARNESS CONNECTOR
13 CHECK FOR SHORT TO GND IN CAN BUS WIRE (SKID CONTROL ECU BRANCH WIRE)
Standard resistance
REPLACE ABS & TRACTION ACTUATOR ASSEMBLY
14 CHECK FOR SHORT TO GND IN CAN BUS WIRE (STEERING ANGLE SENSOR BRANCH WIRE)
Standard resistance
REPLACE STEERING SENSOR
15 CHECK FOR SHORT TO GND IN CAN BUS WIRE (DISTANCE CONTROL ECU BRANCH WIRE)
Standard resistance
REPLACE DISTANCE CONTROL ECU ASSEMBLY
16 CHECK FOR SHORT TO GND IN CAN BUS WIRE (YAW RATE SENSOR BRANCH WIRE)
Standard resistance
REPLACE YAW RATE SENSOR
Removal
HINT:
Use the same procedures for the RH side and LH side.
The procedures listed below are for the LH side.
1. PRECAUTION
CAUTION:
Be sure to read "PRECAUTION" thoroughly before
servicing.
2. DISCONNECT CABLE FROM NEGATIVE BATTERY
TERMINAL
CAUTION:
Wait for 90 s ...
On-vehicle inspection
1. INSPECT SEAT POSITION SENSOR (VEHICLE NOT
INVOLVED IN COLLISION)
Perform a diagnostic system check.
2. INSPECT SEAT POSITION SENSOR (VEHICLE
INVOLVED IN COLLISION)
Perform a diagnostic system check.
Even if the airbag was not deployed, check if there
is any dama ...
Installation
1. INSTALL ROOF DRIP SIDE FINISH MOULDING
When exchanging the clips
Remove the tape that remains on the mounting
surface of the vehicle body and then clean the
surface with white gasoline.
Using a heat light, heat up the clip installation
surfaces of the vehicle body and moulding.
...