Toyota Yaris: Front Camera System / Terminals Of Ecu
TERMINALS OF ECU
NOTICE:
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DTCs may be output when connectors are disconnected during inspection. Therefore, be sure to clear the DTCs using the GTS once the inspection has been completed.
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Do not apply excessive force to the forward recognition camera connector.
CHECK FORWARD RECOGNITION CAMERA
(a) Measure the voltage and resistance according to the value(s) in the table below.
Terminal No. (Symbol) | Terminal Description | Condition | Specified Condition |
V10-7 (IGB) - V10-10 (GND) | Power source | Ignition switch ON | 11 to 14 V |
Ignition switch off | Below 1 V |
V10-1 (HTR) - V10-10 (GND) | Forward recognition with heater hood sub-assembly operation signal | Ignition switch ON Forward recognition with heater hood sub-assembly not operating | 11 to 14 V |
Ignition switch ON Forward recognition with heater hood sub-assembly operating | Below 1 V |
V10-10 (GND) - Body ground | Ground | Always | Below 1 Ω |
PROBLEM SYMPTOMS TABLE HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table...
DIAGNOSIS SYSTEM DIAGNOSIS FUNCTION (a) If a malfunction is detected in the forward recognition camera, the forward recognition camera stores a DTC without directly informing the driver via indicator lights, and then notifies the systems that use the forward recognition camera...
Other information:
PARTS LOCATION ILLUSTRATION
*1 REAR WINDOW DEFOGGER WIRE (BACK DOOR GLASS) *2 NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 ENGINE ROOM JUNCTION BLOCK ASSEMBLY - ECU-IGP NO. 3 FUSE ILLUSTRATION
*1 AIR CONDITIONING CONTROL ASSEMBLY *2 AIR CONDITIONING AMPLIFIER ASSEMBLY *3 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *4 POWER DISTRIBUTION BOX ASSEMBLY - ECU-B NO...
DISASSEMBLY PROCEDURE 1. REMOVE FRONT DIFFERENTIAL RING GEAR (a) Mount the front differential ring gear in a vise between aluminum plates. NOTICE:
Be careful not to damage the front differential ring gear.
Do not overtighten the vise.
(b) Put matchmarks on the front differential ring gear and front No...
Categories
Stop the vehicle completely.
Manual transaxle:
Shift into neutral and set the parking brake.
Automatic transaxle:
Shift the selector lever to the P position and set the parking brake.
Press the push button start to turn off the engine. The ignition position is
off.
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