Terminals Of Ecu

TELEVISION CAMERA ASSEMBLY

Disconnect the T10 camera connector.

Fig 1: Identifying T10 Camera Connector
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Measure the voltage and resistance of each terminal of the wire harness side connector.

TERMINAL DESCRIPTION

Symbols (Terminal No.)	Wiring Color	Terminal Description	Condition	Specified value
CGND (T10-3) - Body ground	W - Body ground	Ground	Always	Below 1 Ω
CB+ (T10-4) - CGND (T10-3)	R - W	Power source	Ignition switch ON, shift lever R position	Approx. 6 V

If the result is not as specified, there may be a malfunction on the wire harness side.

Measure the voltage and frequency of each terminal of the connector.

TERMINAL DESCRIPTION

Symbols (Terminal No.)	Wiring Color	Terminal Description	Condition	Specified value
CV+ (T10-2) - CV- (T10-1)	B - Shielded	Display signal	Ignition switch ON, shift lever R position	See WAVEFORM 1

If the result is not as specified, the camera may have a malfunction.

Reference:

Oscilloscope waveform

Waveform 1

WAVEFORM 1 REFERENCE

Item	Content
Measure terminal	CV+ - CV-
Measure set	0.2 V/DIV, 0.2 μS/DIV.
Condition	Ignition switch: ON, Shift lever: R position

RADIO AND NAVIGATION ASSEMBLY (See TERMINALS OF ECU )

Fig 2: Oscilloscope Waveform
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002