Toyota Venza: Do-it-yourself maintenance

Emission inspection and maintenance (I/M) programs

Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system.  - If the malfunc ...

Do-it-yourself service precautions

If you perform maintenance yourself, be sure to follow the correct procedure given in these sections. CAUTION The engine compartment contains many mechanisms and fluids that may move suddenly, ...

Other materials about Toyota Venza:

Random / Multiple Cylinder Misfire Detected (P0300-P0304)
DESCRIPTION When the engine misfires, high concentrations of hydrocarbons (HC) enter the exhaust gas. Extremely high hydrocarbon concentration levels can cause an increase in exhaust emission levels. Extremely high concentrations of hydrocarbons can also ...

Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART NOTICE: Turn the ignition switch off before removing any parts. HINT: If no malfunction is found when inspecting parts, inspect the skid control ECU and ground points for poor connections. If a trouble code is ...

Vehicle Speed Signal Circuit between Radio Receiver and Combination Meter
DESCRIPTION for Automatic Sound Levelizer (ASL): This circuit is necessary for the Automatic Sound Levelizer (ASL) built into the radio and display receiver assembly. The Automatic Sound Levelizer (ASL) function automatically adjusts the a ...