Inspection Procedure

WARNING: This page is about a different car, the 2004 Toyota Camry. However, it is still accessible from the selected car via links, so may be relevant.

CHECK CAN BUS LINE FOR SHORT TO B+ (DLC3 SUB BUS LINE, CAN-L)

Disconnect all wire harness connectors (J13, J14, J15, J17) from the junction connector.

Fig 1: Disconnecting Wire Harness Connectors (J13, J14, J15, J17)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

Standard:

SPECIFICATION TESTER CONNECTION

Tester connection	Condition	Specified value
D3-14 (CANL) - D3-16 (BAT)	Ignition SW OFF	1 MΩ or more

Fig 2: Identifying Connector

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPAIR OR REPLACE DLC3 SUB BUS LINE OR CONNECTOR (CAN-L)
OK: Go to next step.

CONNECTION OF CONNECTORS
1. Reconnect all wire harness connectors (J13, J14, J15, J17) to the junction connector.
  
  Fig 3: Identifying Junction Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

CHECK CAN BUS LINE FOR SHORT TO B+ (SKID CONTROL ECU, CAN-L)

Disconnect the connector (S1) from the skid control ECU.

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

Standard:

SPECIFICATION TESTER CONNECTION

Tester connection	Condition	Specified value
D3-14 (CANL) - D3-16 (BAT)	Ignition SW OFF	1 MΩ or more

Fig 4: Identifying Connector

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: REPLACE SKID CONTROL ECU WITH ACTUATOR (See BRAKE ACTUATOR ASSEMBLY (W/VSC) (FROM JULY, 2003) )
NG: Go to next step.

CHECK CAN BUS LINE FOR SHORT TO B+ (STEERING SENSOR, CAN-L)

Reconnect the connector (S1) to the skid control ECU.
Disconnect the connector (S11) from the steering sensor.

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

Standard:

SPECIFICATION TESTER CONNECTION

Tester connection	Condition	Specified value
D3-14 (CANL) - D3-16 (BAT)	Ignition SW OFF	1 MΩ or more

Fig 5: Identifying Connector

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: REPLACE STEERING SENSOR (See STEERING SENSOR )
NG: Go to next step.

CHECK CAN BUS LINE FOR SHORT TO B+ (YAW RATE SENSOR, CAN-L)

Reconnect the connector (S11) to the steering sensor.
Disconnect the connector (Y1) from the yaw rate sensor.
Measure the resistance according to the value (s) in the table below.

SPECIFICATION TESTER CONNECTION

Tester connection	Condition	Specified value
D3-14 (CANL) - D3-16 (BAT)	Ignition SW OFF	1 MΩ or more

Fig 6: Disconnecting Connector (Y1) From Yaw Rate Sensor

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: REPLACE YAW RATE SENSOR (See YAWRATE SENSOR (FROM JULY, 2003) )
NG: Go to next step.

CHECK CAN BUS LINE FOR SHORT TO B+ (SKID CONTROL ECU - JUNCTION CONECTOR, CAN-L)

Reconnect the connector (Y1) to the yaw rate sensor.
Disconnect all wire harness connectors (J13, J14, J15, J17) from the junction connector.
Disconnect the connector (S1) from the skid control ECU.

Fig 7: Reconnecting Connector (Y1) Yaw Rate Sensor
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

Standard:

SPECIFICATION TESTER CONNECTION

Tester connection	Condition	Specified value
S1-25 (CANL) - S1-31 (+BS)	Ignition SW OFF	1 MΩ or more

Fig 8: Identifying Connector

NG: REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (SKID CONTROL ECU - JUNCTION CONNECTOR, CAN-L)
OK: Go to next step.

CHECK CAN BUS LINE FOR SHORT TO B+ (STEERING SENSOR - JUNCTION CONNECTOR, CAN-L)

Disconnect the connector (S11) from the steering sensor.

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

Standard:

SPECIFICATION TESTER CONNECTION

Tester connection	Condition	Specified value
S11-9 (CANL) - S11-3 (BAT)	Ignition SW OFF	1 MΩ or more

HINT:

Check all wire harness connectors connected to the junction connector while disconnecting them.

Fig 9: Check Wire Harness Connectors Connected To Junction Connector

NG: REPAIR OR REPLACE CAN MAIN BUS LINE OR CONNECTOR (STEERING SENSOR - JUNCTION CONNECTOR, CAN-L)
OK: REPAIR OR REPLACE YAW RATE SENSOR SUB BUS LINE OR CONNECTOR (CAN-L)