How do I fix code P1509?

The code P1509 is a problem with the idle air control valve or circuit. The most common failure is an idle air control valve internal short. It is possible that the valve may need to be replaced.

What is code P1509 mean?

|P1509 Meaning The target idle speed is in the Engine Control Module (ECM) memory for various engine conditions (coolant temperature, A/C operation and so on). The ECM keeps the actual idle speed at the target idle speed by switching the Idle Air Control Valve IACV) ON/OFF to control the intake airflow.

How do I change the idle speed control?

Part 1 of 1: Replacing an idle control valve.

1. Materials Needed.
2. Step 1: Disconnect the battery.
3. Step 2: Locate the valve.
4. Step 3: Disconnect the wiring harness.
5. Step 4: Remove the old idle control valve.
6. Step 5: Clean the seat.
7. Step 6: Install the new valve.
8. Step 7: Reinstall the wiring harness.

How do I fix code P0505?

What repairs can fix the P0505 code?

1. Replacing the IAC valve and cleaning the throttle body and passages.
2. Removing carbon from throttle body and IAC passages and clean IAC.
3. Repairing a vacuum leak in the engine intake manifold vacuum system or gaskets.

What are the symptoms of a bad IAC valve?

Periodic engine stalling When the idle air control valve fails, it inhibits the flow of air through the engine. When the car can’t receive air, it leads to engine stalling. The severity of this symptom can range from occasional stalling at first, to stalling immediately after ignition.

What are the signs of a bad idle control valve?

Usually a bad or failing idle control valve will produce a few symptoms that can alert the driver of a potential issue.

• Irregular idle speed. One of the most common symptoms associated with a problematic idle air control valve is irregular idle speed.
• Check Engine Light comes on.
• Engine stalling.

What are the symptoms of a bad idle sensor?

Most Common Idle Air Control Valve Issues

• Clogged. Due to the flow of air in and out of the idle air control valve, it’s possible for contaminants to enter the valve chamber.
• Failing.
• Trouble Starting.
• Poor/Rough Idling.
• Car Starts, Then Dies.
• Backfiring.

Can I drive with a P0505 code?

Trouble code P0505 should be diagnosed and repaired as soon as possible. Not recommended, however, you may drive your vehicle while trouble code P0505 is present unless the engine stall or stumbling is is severe enough to hinder proper vehicle operation. Erratic or lack of idle control may be noticed.

How do you fix a high rpm idle control system?

What repairs can fix the P0507 code?

1. Replacing or cleaning the idle air valve.
2. Repairing the intake air leak.
3. Repairing the charging system.
4. Cleaning the throttle body.
5. Replacing the power steering pressure switch.

Can I drive with a bad IAC valve?

Can You Continue Driving with a Bad Idle Air Control Valve? Technically, you may be able to drive with a bad IAC—but you should not continue doing so. A bad IAC can potentially lead to stalling, which can compromise vehicle safety.

What does trouble code mean on Chevy Silverado p0700?

A trouble code is a code thrown out by an automatic transmission whenever it detects that there is an issue going on. In the case of the P0700, it is a general code. This means that it should be accompanied by some other code that should tell you the specific problem. It is a OBDII code and not just a GM code.

What does trouble code mean on Chevy Silverado?

One of the most common problems with the Chevy Silverado is when it throws the P0700 trouble code. A trouble code is a code thrown out by an automatic transmission whenever it detects that there is an issue going on. In the case of the P0700, it is a general code.

What kind of engine does a Chevy Silverado 1500 have?

5.3L EcoTec3 V8 (L84) EQUIPPED WITH DYNAMIC FUEL MANAGEMENT 1 355 horsepower and 383 lb.-ft. of torque 2 8-speed automatic transmission (10-speed automatic transmission included on LT Trail Boss and High Country 4×4) 3 Auto stop/start technology 4 Standard on LT Trail Boss, LTZ and High Country; available on LT and RST

What kind of car is a Chevy Silverado?

Autotrader has 42,940 Used Chevrolet Silverado 1500 cars for sale, including a 2002 Chevrolet Silverado 1500 Long Bed, a 2017 Chevrolet Silverado 1500 4×4 Regular Cab, and a 2018 Chevrolet Silverado 1500 4×4 Crew Cab LTZ.