2000 Toyota Tundra Catalytic Converter Monitor Does Not Work

Unplugged the battery for 7 hrs.

2000 toyota tundra catalytic converter monitor does not work. During this time in addition to the diagnostics performed in step 4 the catalyst monitor diagnostics will be performed. It is NOT until the SECOND failure that a code will set. 2020 2019 2018 2017 2016.

Make Sure the Engine Light is Off. A technician can determine if the sensor is responding as it should. The DAD ois is the new system for cars 2000 and newer it plugs directly into the obd port and looks at the vehicles computer data.

When it fails its commonly caused by too much raw fuel entering the converter often as a result of a misfiring engine. So in order to make the status of catalyst monitor ready you need to follow these simple steps. So for the past month and a half after the fail smog check the Tundra has been driven about 1000 miles with the catalyst monitor still incomplete and all other monitors completed.

The vehicle was taken to the dealership for inspection but could not be repaired because the dealer does not have an updated converter. Most bad catalytic converter symptoms do not affect the function of your vehicle. Look at the O2 sensor output signals.

The car is not drive on a dyno and the tech does not see which monitors have run or not. Ive looked around the web and found a direct fit converter with o2 sensor hole for 350. If your cat is damaged you can pay 2000 for a stock replacement but a generic 300 unit will work just as well and will still retain emissions compliance.

2000 Toyota Tundra 2596. Call your local dealer and ask if they are using the new system most are as it is quicker and less costly to maintain. Dealer wants of course 1400 for a Toyota converter.