Part 2
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Check CAN Bus Lines for Short Circuit
- Check CAN Bus Lines for Short Circuit - Continued
16. CHECK CAN BUS LINES FOR SHORT CIRCUIT (POWER STEERING ECU MAIN WIRE)
(a) Disconnect the D31 power steering ECU connector.
Text in Illustration
(b) Measure the resistance according to the value(s) in the table below.
HINT
The resistance must be measured after the D42 P-CAN junction connector is disconnected.
Standard Resistance:
Text in Illustration
Result
C -- REPAIR OR REPLACE CAN MAIN WIRE CONNECTED TO POWER STEERING ECU (CAN-H, CAN-L)
B -- REPLACE POWER STEERING ECU Removal
A -- REPLACE POWER STEERING ECU Removal
17. CHECK CAN BUS LINES FOR SHORT CIRCUIT (MAIN BODY ECU BRANCH WIRE)
(a) Disconnect the D33 main body ECU connector.
Text in Illustration
(b) Measure the resistance according to the value(s) in the table below.
HINT
The resistance must be measured after the D42 P-CAN junction connector is disconnected.
Standard Resistance:
Text in Illustration
NG -- REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO MAIN BODY ECU (CAN-H, CAN-L)
OK -- REPLACE MAIN BODY ECU
18. CHECK CAN BUS LINES FOR SHORT CIRCUIT (YAW RATE SENSOR BRANCH WIRE)
(a) Disconnect the D81 yaw rate sensor connector.
Text in Illustration
(b) Measure the resistance according to the value(s) in the table below.
HINT
The resistance must be measured after the D42 P-CAN junction connector is disconnected.
Standard Resistance:
Text in Illustration
NG -- REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO YAW RATE SENSOR (CAN-H, CAN-L)
OK -- REPLACE YAW RATE SENSOR Removal
19. CHECK CAN BUS LINES FOR SHORT CIRCUIT (COMBINATION METER ECU BRANCH WIRE)
(a) Disconnect the D1 combination meter ECU connector.
Text in Illustration
(b) Measure the resistance according to the value(s) in the table below.
HINT
The resistance must be measured after the D42 P-CAN junction connector is disconnected.
Standard Resistance:
Text in Illustration
Result
C -- REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO COMBINATION METER ECU (CAN-H, CAN-L)
B -- REPLACE COMBINATION METER ECU Removal
A -- REPLACE COMBINATION METER ECU Removal
20. CHECK CAN BUS LINES FOR SHORT CIRCUIT (ECM MAIN WIRE)
(a) Disconnect the A21 ECM connector.
Text in Illustration
(b) Measure the resistance according to the value(s) in the table below.
HINT
The resistance must be measured after the D41 D-CAN junction connector is disconnected.
Standard Resistance:
Text in Illustration
NG -- REPAIR OR REPLACE CAN MAIN WIRE CONNECTED TO ECM (CAN-H, CAN-L)
OK -- REPLACE ECM Removal
21. CHECK CAN BUS LINES FOR SHORT CIRCUIT (BRAKE ACTUATOR (SKID CONTROL ECU) BRANCH WIRE)
(a) for Hatchback:
(1) Disconnect the A15 brake actuator (skid control ECU) connector.
Text in Illustration
(2) Measure the resistance according to the value(s) in the table below.
HINT
The resistance must be measured after the D41 D-CAN junction connector is disconnected.
Standard Resistance:
Text in Illustration
(b) for Sedan:
(1) Disconnect the A15 brake actuator (skid control ECU) connector.
Text in Illustration
(2) Measure the resistance according to the value(s) in the table below.
HINT
The resistance must be measured after the D41 D-CAN junction connector is disconnected.
Standard Resistance:
Text in Illustration
NG -- REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO BRAKE ACTUATOR (SKID CONTROL ECU) (CAN-H, CAN-L)
OK -- REPLACE BRAKE ACTUATOR (SKID CONTROL ECU) Removal
22. CHECK CAN BUS LINES FOR SHORT CIRCUIT (ABS AND TRACTION ACTUATOR (SKID CONTROL ECU) BRANCH WIRE)
(a) Disconnect the A30 ABS and traction actuator (skid control ECU) connector.
Text in Illustration
(b) Measure the resistance according to the value(s) in the table below.
HINT
The resistance must be measured after the D41 D-CAN junction connector is disconnected.
Standard Resistance:
Text in Illustration
NG -- REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO ABS AND TRACTION ACTUATOR (SKID CONTROL ECU) (CAN-H, CAN-L)
OK -- REPLACE ABS AND TRACTION ACTUATOR (SKID CONTROL ECU) Removal
23. CHECK CAN BUS LINES FOR SHORT CIRCUIT (STEERING SENSOR BRANCH WIRE)
(a) Disconnect the D80 steering sensor connector.
Text in Illustration
(b) Measure the resistance according to the value(s) in the table below.
HINT
The resistance must be measured after the D41 D-CAN junction connector is disconnected.
Standard Resistance:
Text in Illustration
NG -- REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO STEERING SENSOR (CAN-H, CAN-L)
OK -- REPLACE STEERING SENSOR Removal
24. CHECK CAN BUS LINES FOR SHORT CIRCUIT (AIR CONDITIONING AMPLIFIER BRANCH WIRE)
(a) Disconnect the E8 air conditioning amplifier connector.
Text in Illustration
(b) Measure the resistance according to the value(s) in the table below.
HINT
The resistance must be measured after the D41 D-CAN junction connector is disconnected.
Standard Resistance:
Text in Illustration
NG -- REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO AIR CONDITIONING AMPLIFIER (CAN-H, CAN-L)
OK -- REPLACE AIR CONDITIONING AMPLIFIER Removal
25. CHECK CAN BUS LINES FOR SHORT CIRCUIT (CENTER AIRBAG SENSOR ASSEMBLY BRANCH WIRE)
(a) Disconnect the D16 center airbag sensor assembly connector.
Text in Illustration
(b) Measure the resistance according to the value(s) in the table below.
HINT
The resistance must be measured after the D41 D-CAN junction connector is disconnected.
Standard Resistance:
Text in Illustration
Result
C -- REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO CENTER AIRBAG SENSOR ASSEMBLY (CAN-H, CAN-L)
B -- REPLACE CENTER AIRBAG SENSOR ASSEMBLY Removal
A -- REPLACE CENTER AIRBAG SENSOR ASSEMBLY Removal