Can you drive with a bad secondary air injection?

Can you drive with a bad secondary air injection?

Can you drive with a bad secondary air pump? While failing a smog test is a serious enough problem, the real danger from a bad air pump is the possibility that reduced engine performance and driveability could cause be hazardous to your driving safety.

How can you tell if you have a bad air pump?

Usually, a failed air pump will produce a few noticeable symptoms that can alert the driver that the vehicle requires attention.

1. Engine is running rough. One of the first symptoms of a bad or failing smog pump is a rough running engine.
2. Reduced horsepower.
3. Check Engine Light comes on.

How do I know if my secondary air pump is working?

The secondary air pump has to start audibly after a cold start of the engine. Start vehicle engine. If the power supply of the secondary air pump is fine, but the secondary air pump runs with a scraping, whistling or scratching noise or not at all, the secondary air pump is to be replaced.

How much does it cost to fix a secondary air injection?

If your secondary air injection system is failing or damaged, then the secondary air injection system repair cost will run between $270 and $390. The labor should usually cost under $100, while the parts cost on average run at around $250.

What does a bad air pump sound like?

A bad air pump can make a howling noise. You should hear a faint vacuum-cleaner sound for about 30 seconds as your air pump operates. The lack of this noise can indicate that the pump is not working.

Can you drive without secondary air pump?

Can I drive without secondary air pump? You will be fine driving to work in the morning. You will get or already have a CEL for hose being disconnected. The pump only runs for a minute or so on cold start to help burn exhaust gases and heat up the O2 sensor.

Can a bad secondary air pump cause a misfire?

A faulty MAF sensor will cause your secondary air pump not to switch on. this can cause a rich condition, which can cause misfires, etc…

What does a bad air injection pump sound like?

A bad air pump can make a howling noise. In addition, pay attention when you start the car up. You should hear a faint vacuum-cleaner sound for about 30 seconds as your air pump operates. The lack of this noise can indicate that the pump is not working.

What causes an air injection pump to fail on a Toyota Tundra?

The cause is the foam inside the pump deteriorates and gets in the hi speed fan. That burns out the DC motor that runs it. The cost of this pump is $1200 plus $800 labor because it located UNDER the intake manifold. Toyota does not cover this repair. This same pump can be found on other vehicles for a lot less, just have to rewire it.

How long is the warranty on a Toyota Tundra?

Toyota said they sent out a notice to ALL TUNDRA owners through their Customer Support Program extending the warranty to 10 years or 150,000 miles… I never received one and I am the original owner of this vehicle.

When did 2nd gen Toyota Tundra come out?

Discussion in ‘ 2nd Gen Tundras (2007-2013) ‘ started by jtx0741, Feb 27, 2019 . Turned on the truck and the 4lo, check engine, and trac off lights were all on.