Part 3

NETWORKING: CAN COMMUNICATION SYSTEM: U1002 (CAN No. 2 BUS): Lost Communication with Gateway Module (Network Gateway ECU)
U1002 (CAN No. 2 BUS) - Lost Communication with Gateway Module (Network Gateway ECU) - Continued

41. CONNECT CONNECTOR

(a) Reconnect the F21 No. 6 junction connector connector.

NEXT -- Continue to next step.

42. CHECK FOR SHORT IN CAN BUS WIRES (CLEARANCE WARNING ECU)





(a) Disconnect the F12 clearance warning ECU connector.

(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





Text in Illustration





NG -- REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO CLEARANCE WARNING ECU (CANH, CANL)

OK -- REPLACE CLEARANCE WARNING ECU ASSEMBLY Removal

43. CONNECT CONNECTOR

(a) Reconnect the E68 No. 5 junction connector connector.

NEXT -- Continue to next step.

44. CHECK FOR SHORT IN CAN BUS WIRES (SEAT BELT CONTROL ECU)





(a) Disconnect the E42 seat belt control ECU connector.

(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





Text in Illustration





NG -- REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO SEAT BELT CONTROL ECU (CANH, CANL)

OK -- REPLACE SEAT BELT CONTROL ECU Removal

45. CONNECT CONNECTOR

(a) Reconnect the E68 No. 5 junction connector connector.

NEXT -- Continue to next step.

46. CHECK FOR SHORT IN CAN BUS WIRES (YAW RATE SENSOR)





(a) Disconnect the E50 yaw rate sensor connector.

(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





Text in Illustration





NG -- REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO YAW RATE SENSOR (CANH, CANL)

OK -- REPLACE YAW RATE SENSOR ASSEMBLY Removal

47. CONNECT CONNECTOR

(a) Reconnect the E71 No. 4 junction connector connector.

NEXT -- Continue to next step.

48. CHECK FOR SHORT IN CAN BUS WIRES (4WD CONTROL ECU)





(a) Disconnect the A27 4WD control ECU connector.

(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





Text in Illustration





NG -- REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO 4WD CONTROL ECU (CAN+, CAN-)

OK -- REPLACE 4WD CONTROL ECU Removal

49. CONNECT CONNECTOR

(a) Reconnect the E71 No. 4 junction connector connector.

NEXT -- Continue to next step.