Toyota Venza: Automatic Transaxle Unit

ECU Power Source Circuit

DESCRIPTION When the ignition switch is turned to ON, voltage from the ECM's MREL terminal is applied to the EFI MAIN relay. This causes the contacts of the EFI MAIN relay to close, which sup ...

Components

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Other materials about Toyota Venza:

Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1) (P2237-P2239,P2252,P2253)
DESCRIPTION Refer to DTC P2195 (See page ). HINT: Although the DTC titles say oxygen sensor, these DTCs relate to the air fuel ratio sensor. DTC No. DTC Detection Condition Trouble Area P2237 ...

Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART HINT: If a trouble code is displayed during the DTC check, inspect the circuit listed for that code. For details of each code, refer to the relevant page listed under respective "DTC Code" in the DTC chart. Tire P ...

Lost Communication with ECM / PCM (U0100)
DESCRIPTION DTC No. DTC Detection Condition Trouble Area U0100 No communication from the ECM continues. ECM main wire or connector Power source circuit of ECM ECM ...