Front Camera Module Communication Stop Mode [10/2015 - ]: Procedure

1. Disconnect the cable from the negative (-) battery terminal.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a	Front view of wire harness connector (to Forward Recognition Camera)

2. Disconnect the forward recognition camera connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   Q17-5 (CA1P) - Q17-11 (CA1N)	Cable disconnected from negative (-) battery terminal	54 to 69 Ω

Result: 

NG 

REPAIR OR REPLACE FORWARD RECOGNITION CAMERA CAN BRANCH WIRE OR CONNECTOR (CA1P, CA1N) 

Result: 

OK 

See step  2

1. Connect the cable to the negative (-) battery terminal.
   NOTE:

   When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

   Refer to INITIALIZATION [10/2015 - 08/2016] , or refer to INITIALIZATION [08/2016 - ]

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a	Front view of wire harness connector (to Forward Recognition Camera)

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

   Standard Voltage

   Tester Connection	Switch Condition	Specified Condition
   Q17-7 (IGB) - Body ground	Ignition switch ON	11 to 14 V

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

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   Q17-10 (GND) - Body ground	Always	Below 1 Ω

Result: 

OK 

REPLACE FORWARD RECOGNITION CAMERA:  REMOVAL [10/2015 - ] 

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR