Toyota Tundra. Manual — part 269

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

CONNECTOR TERMINAL REFERENCE TABLE

5. CHECK SKID CONTROL ECU WITH ACTUATOR

Fig. 18: Identifying Skid Control ECU Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

a. Disconnect the A17 ECU connector.

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

CONNECTOR TERMINAL WIRING COLOR REFERENCE TABLE

6. CHECK MAIN BODY ECU

Symbols (Terminal No.)

Wiring Color Switch Condition Specified Condition

J17-6 (CANH) - J17-14 (CANL)

V - W

Ignition switch OFF

54 to 69 ohms

J17-6 (CANH) - J17-4 (CG)

V - W-B

Ignition switch OFF 200 ohms or higher

J17-14 (CANL) - J17-4 (CG)

W - W-B

Ignition switch OFF 200 ohms or higher

J17-6 (CANH) - J17-16 (BAT)

V - P

Ignition switch OFF 6 kohms or higher

J17-14 (CANL) - J17-16 (BAT)

W-P

Ignition switch OFF 6 kohms or higher

Terminal No. (Symbols)

Wiring Color Switch Condition Specified Condition

A17-5 (CANH) - A17-4 (CANL)

B - W

Ignition switch OFF

54 to 69 ohms

A17-5 (CANH) - A17-1 (GND1)

B - W-B

Ignition switch OFF 200 ohms or higher

A17-4 (CANL) - A17-1 (GND1)

W - W-B

Ignition switch OFF 200 ohms or higher

A17-5 (CANH) - A17-16 (+BM)

B - L

Ignition switch OFF 6 kohms or higher

A17-4 (CANL) - A17-16 (+BM)

W - L

Ignition switch OFF 6 kohms or higher

2009 Toyota Tundra

2009 ACCESSORIES & EQUIPMENT CAN Communication - Tundra

Fig. 19: Identifying Main Body ECU Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

a. Disconnect the J2, DB and DD ECU connectors.

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

CONNECTOR TERMINAL WIRING COLOR REFERENCE TABLE

2009 Toyota Tundra

2009 ACCESSORIES & EQUIPMENT CAN Communication - Tundra

7. CHECK ECM

Fig. 20: Identifying A24 And D74 ECM Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

a. Disconnect the A24 and D74 ECM connector.

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

CONNECTOR TERMINAL WIRING COLOR REFERENCE TABLE

Terminal No. (Symbols)

Wiring Color Switch Condition Specified Condition

J2-5 (CANH) - J2-6 (CANL)*1

L - W

Ignition switch OFF

54 to 69 ohms

J2-5 (CANH) - DD-62 (GND1)*1

L - W-B

Ignition switch OFF 200 ohms or higher

J2-6 (CANL) - DD-62 (GND1)*1

W - W-B

Ignition switch OFF 200 ohms or higher

J2-5 (CANH) - DB-13 (BECU)*1

L - GR

Ignition switch OFF 6 kohms or higher

J2-6 (CANL) - DB-13 (BECU)*1

W - GR

Ignition switch OFF 6 kohms or higher

J2-16 (CANP) - J2-15 (CANN)*2

B - W

Ignition switch OFF

108 to 132 ohms

J2-16 (CANP) - DD-62 (GND1)*2

B - W-B

Ignition switch OFF 200 ohms or higher

J2-15 (CANN) - DD-62 (GND1)*2

W - W-B

Ignition switch OFF 200 ohms or higher

J2-16 (CANP) - DB-13 (BECU)*2

B - GR

Ignition switch OFF 6 kohms or higher

J2-15 (CANN) - DB-13 (BECU)*2

W - GR

Ignition switch OFF 6 kohms or higher

HINT:



*1: for V bus



*2: for MS bus

Terminal No. (Symbols)

Wiring Color Switch Condition Specified Condition

A24-10 (CANH) - A24-11 (CANL)

GR - W

Ignition switch OFF

108 to 132 ohms

A24-10 (CANH) - D74-81 (E1)

GR - BR

Ignition switch OFF 200 ohms or higher

A24-11 (CANL) - D74-81 (E1)

W - BR

Ignition switch OFF 200 ohms or higher

A24-10 (CANH) - A24-3 (+B)

GR - GR

Ignition switch OFF 6 kohms or higher

A24-11 (CANL) - A24-3 (+B)

W - GR

Ignition switch OFF 6 kohms or higher

2009 Toyota Tundra

2009 ACCESSORIES & EQUIPMENT CAN Communication - Tundra

8. CHECK AIR CONDITIONING AMPLIFIER

Fig. 21: Identifying J19 ECU Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

a. Disconnect the J19 ECU connector.

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

CONNECTOR TERMINAL WIRING COLOR REFERENCE TABLE

9. CHECK CENTER AIRBAG SENSOR

Fig. 22: Identifying J46 ECU And J17 Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

a. Disconnect the J46 ECU connector.

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

CONNECTOR TERMINAL WIRING COLOR REFERENCE TABLE

Terminal No. (Symbols)

Wiring Color Switch Condition Specified Condition

J19-11 (CANH) - J19-12 (CANL)

B - W

Ignition switch OFF

54 to 69 ohms

J19-11 (CANH) - J19-14 (GND)

B - W-B

Ignition switch OFF 200 ohms or higher

J19-12 (CANL) - J19-14 (GND)

W - W-B

Ignition switch OFF 200 ohms or higher

J19-11 (CANH) - J19-21 (B)

B - R

Ignition switch OFF 6 kohms or higher

J19-12 (CANL) - J19-21 (B)

W - R

Ignition switch OFF 6 kohms or higher

2009 Toyota Tundra

2009 ACCESSORIES & EQUIPMENT CAN Communication - Tundra