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Anonymous Posted on Jun 10, 2014

2002 chevy astro van has a PO507 code

Checked for vacum leaks could not find any , cleaned intake still has high RPM 930. PCV valve is good,idle air controller works.

5 Related Answers

Anonymous

  • 1 Answer
  • Posted on Aug 05, 2008

SOURCE: 2002 Astro van ventilation fan problems.

The problem is a 1/8 diameter hose that runs from the front of the engine over the top and connects at the rear of engine on the drivers side. It is a vacuum hose #GM15967970 It cost about $6.22 at your GM dealer. Hope this helps Bill. My E-Mail is [email protected]

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irongod

  • 9 Answers
  • Posted on Apr 07, 2009

SOURCE: code po507

have you checked the idle control connector where it plugs into your throttle body for a good connection.

Anonymous

  • 54 Answers
  • Posted on Nov 02, 2009

SOURCE: light came on code PO507

It may be a throttle position sensor, or the wiring harness for IAC (idle control valve).

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Tinette Booth

  • 176 Answers
  • Posted on Dec 23, 2009

SOURCE: How to locate idle air control valve?

It's located on the left rear of throttle body assembly. I looks like a small metal cylinder with two bolts and an oval plug with 4 prongs. Yes you can change it yourself. If you can't find it, go to your local auto parts store and have them show you a picture.

Anonymous

  • 11 Answers
  • Posted on Mar 11, 2010

SOURCE: I have a chevy silverado - 5.7 engine. It runs

Fuel Pressure/Pump?
Injectors?
Fuel Pressure Regulator?
Are there any codes/check engine light?
Ignition coil?
Just off the top of my head.

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Related Questions:

1helpful
2answers

Good Day, my Corsa is got a high Idling and replaced all sensors on intake and throttle. Still Idling high and workshop light came on. What can the problem be. Please assist me - Thank you.

The cause of high idle are vacuum leaks or a bad or dirty Idle air control. Check pcv valve to see if its working properly. pinch off the hose that supplies the PCV valve. The engine speed should drop slightly. If the engine returns to a normal idle speed, the PCV valve should be replaced. The Idle air control regulates engine rpms.
1helpful
2answers

Code p0507

possible causes are:

Dirty throttle body
Electric throttle control actuator incorrectly adjusted/faulty/damaged
Air leak on Intake
Poor electrical connection to the Intake Air Control valve

P0507 KIA Idle Air Control IAC System RPM Higher Than Expected
0helpful
1answer

Where are the vacum hoses on a 1992 chev astro van

If, while you were in the engine area, you may have knocked the hose for the pcv valve off the carb. That causes the idle to get higher. Good luck.
0helpful
1answer

Cleaned throttle body on chevy 03 1500. Now has high idle about 1200 rpm and surges up and down?

Hi.

Check the following in order:

IAC valve wiring, connectors and vacuum hoses.
Look for vacuum hoses that are not connected in general.
EGR valve wiring, connectors and vacuum hoses.
PCV system.
Wiring to the two sensors in the air intake.
Check position of the air intake for leaks. Tighten its screws.
Check wiring in general.
Do a code scanning if you have not found anything so far, check wiring of ECM and O2 sensors.

If the car idles up and down there may be an air leak from air intake or IAC, EGR, there may be a vaccuum leak or PCV system may be malfunctioning. Those are the things to check first and with more attention.

Regards.

Ginko
0helpful
1answer
1helpful
1answer

99 mercury sable automatic trans vehicle idles very low randomly even stalls out sometimes high idle occurs as well reaches about 4000 rpm at times. engine light threw 4 codes, all to do with o2 sensors...

Sounds like a broken or torn vacum hose, pcv valve clogged, or bad Idle air control motor. Did you spray carb cleaner on vacum hoses or near the plastic intake., and did the motor rev up or down? Those codes represent a lean condition which means most like a vacum leak or clogged idle air motor. Sometimes the intake manifolds crack or the intake manifold gaskets crack. FInd that vacum leak or inpect iac motor
0helpful
1answer

Engine surge during warm up.

Try changing your PCV valve make sure the hose is clean and not full of oil. Also check the elbow end that goes to the intake they tend to collapse from oil saturation. Hope this helps.
0helpful
1answer

Runs fine off idle but at idle with AC on the engine misfires

theres alot of 2002 chevys of different kinds but they all can get a vacume leak the 3.1 and 3.4 even the 4.3 and the 5.7 blow intake gaskets. un plug the pcv valve and the vent hose from the valve cover to the air cleaner hose. plug the holes good with tape and rags till sealed if it runs smooth ar idle then the intake is leaking. Coming into cold weather I did then as fast as I could as there was always another one in the parking lot. Leak coolant too. about half and half, some both. a few were driven too far they were blown. Plug wires and injectores dropping out will do it too. but check engine light on with codes P0300 or any code P0301-308. Vacume leak can set all kinds of stuff from map senser, cam senser Egr back pressure, ramdom cylinder miss to certain cylinder miss. and the leak will be the problem not the sensers or wires
5helpful
1answer

Fault codes, p0102,p0122,po507

po102--maf sensor, could be a bad air cleaner and not letting air into engine, po122--tps pedal position sensor low, replace or adjust tps sensor,or wiring,po507--idle control system high input. for this you can take off idle air control, and clean out carbon from were it mounts on engine. it is just before throttle body at end of air intake hose, it is black. do not push on pintle on end of valve when cleaning, use a old toothbrush to clean carbon off of valve, use carb cleaner but do not soak valve in liquid of any kind. good luck!!
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