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:
DESCRIPTION Symptom Trouble Area Check CAN Communication Connection
CAN main bus line, CAN branch line or connector
Power source circuit of central gateway ECU (network gateway ECU)
Central gateway ECU (network gateway ECU) ground circuit
Central gateway ECU (network gateway ECU)
Power source circuit of DLC3
DLC3 ground circuit
WIRING DIAGRAM
CAUTION / NOTICE / HINT CAUTION: When performing the confirmation driving pattern, obey all speed limits and traffic laws...
CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the heated steering wheel system. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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2. INSPECT AUXILIARY BATTERY (a) Measure the auxiliary battery voltage with the ignition switch off...
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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