DESCRIPTION
A short to B+ is suspected in the CAN bus wire when the resistance between terminals 6 (CANH) and 16 (BAT), or terminals 14 (CANL) and 16 (BAT) of the DLC3 is below 6 kΩ.
Symptom |
Trouble Area |
The resistance between terminals 6 (CANH) and 16 (BAT), or terminals 14 (CANL) and 16 (BAT) of the DLC3 is below 6 kΩ. |
|
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 B+ IN CAN BUS WIRE (ECM MAIN BUS WIRE)
Standard resistance
REPLACE ECM
2 CHECK FOR SHORT TO B+ IN CAN BUS WIRE (NETWORK GATEWAY MAIN BUS WIRE)
Standard resistance
REPLACE NETWORK GATEWAY ECU
3 CHECK FOR SHORT TO B+ IN CAN BUS WIRE (DLC3 BRANCH WIRE)
Standard resistance
4 CHECK FOR SHORT TO B+ IN CAN BUS WIRE (JUNCTION CONNECTOR - NETWORK GATEWAY MAIN BUS WIRE)
Standard resistance
Result
5 CHECK FOR SHORT TO B+ IN CAN BUS WIRE (JUNCTION CONNECTOR - ECM MAIN BUS WIRE)
Standard resistance
REPLACE WIRING HARNESS CONNECTOR (JUNCTION CONNECTOR)
6 CHECK FOR SHORT TO B+ IN CAN BUS WIRE (JUNCTION CONNECTOR - CAN JUNCTION CONNECTOR MAIN BUS WIRE)
Standard resistance
7 CHECK FOR SHORT TO B+ IN CAN BUS WIRE (SKID CONTROL ECU BRANCH WIRE)
Standard resistance
8 CHECK FOR SHORT TO B+ IN CAN BUS WIRE (STEERING ANGLE SENSOR BRANCH WIRE)
Standard resistance
Result
REPLACE WIRING HARNESS CONNECTOR (JUNCTION CONNECTOR)
9 CHECK FOR SHORT TO B+ IN CAN BUS WIRE (DISTANCE CONTROL ECU BRANCH WIRE)
Standard resistance
REPLACE WIRING HARNESS CONNECTOR (JUNCTION CONNECTOR)
10 CHECK FOR SHORT TO B+ IN CAN BUS WIRE (CAN JUNCTION CONNECTOR - JUNCTION CONNECTOR MAIN BUS WIRE)
Standard resistance
11 CHECK FOR SHORT TO B+ IN CAN BUS WIRE (CAN JUNCTION CONNECTOR - ECM MAIN BUS WIRE)
Standard resistance
12 CHECK FOR SHORT TO B+ IN CAN BUS WIRE (YAW RATE SENSOR BRANCH WIRE)
Standard resistance
REPLACE WIRING HARNESS CONNECTOR (CAN JUNCTION CONNECTOR)
13 CHECK FOR SHORT TO B+ IN CAN BUS WIRE (SKID CONTROL ECU BRANCH WIRE)
Standard resistance
REPLACE ABS & TRACTION ACTUATOR ASSEMBLY
14 CHECK CHECK FOR TO B+ IN BUS WIRE (STEERING ANGLE SENSOR BRANCH WIRE)
Standard resistance
REPLACE STEERING ANGLE SENSOR
15 CHECK CHECK FOR TO B+ IN BUS WIRE (DISTANCE CONTROL ECU BRANCH WIRE)
Standard resistance
16 CHECK CHECK FOR TO B+ IN BUS WIRE (YAW RATE SENSOR BRANCH WIRE)
Standard resistance
REPLACE YAW RATE SENSOR
Overview
Buttons in the vehicle
Climate control functions
Temperature.
Recirculated-air mode.
Maximum cooling.
AUTO program.
Air flow, manual.
Switching off.
Air distribution, manual.
Defrost and defog the
windshield.
Rear window defroster.
Seat heating
Climate control operation.
Opening t ...
Removal
1. DRAIN BRAKE FLUID
NOTICE:
Wash brake fluid off immediately if it adheres to any
painted surface.
2. DISCONNECT BATTERY NEGATIVE TERMINAL
3. REMOVE AIR CLEANER ASSEMBLY WITH HOSE
4. REMOVE BRAKE ACTUATOR WITH BRACKET
(a) Release the latch of the brake actuator connector to
disconnect t ...
Customize parameters
HINT:
The following item can be customized.
NOTICE:
After confirming whether the items requested by the
customer are applicable or not for customization,
perform the customize operation.
Be sure to record the current settings before
customizing.
When troubleshooting ...