Inspection Procedure

WARNING: This page is about a different car, the 2005 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.

Check voltage between terminals +B, ACC, IG and GND1 of television camera ECU.

Disconnect the T22 connector from the television camera ECU.
Measure the voltage according to the value(s) in VOLTAGE CONDITION .

Standard:

VOLTAGE CONDITION

Tester connection	Condition	Specified condition
+B - Body ground	Always	10 to 14 V
ACC - Body ground	Ignition SW ACC	10 to 14 V
IG - Body ground	Ignition SW ON	10 to 14 V

Fig 1: Disconnecting T22 Connector From Television Camera ECU (1 Of 2)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: Repair or replace harness or connector.
OK: Go to next step.

Check continuity between terminal GND1 and body ground.

Disconnect the T22 connector from the television camera ECU.
Measure the resistance according to the value(s) in RESISTANCE CONDITION .

Standard:

RESISTANCE CONDITION

Tester connection	Condition	Specified condition
GND1 - Body ground	Always	Below 1 Ω

Fig 2: Disconnecting T22 Connector From Television Camera ECU (2 Of 2)

NG: Repair or replace harness or connector.
OK: Replace television camera ECU.