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Heater works with moving but not when idling on 99 Sienna

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Check the thermostat and coolant levels.

Posted on Feb 08, 2014


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How do i do an idle relearn on a 04 toy sienna

make sure you have no vacuum leak.
then disconnect the battery for 5 minutes then drive it normally with ac on

Aug 25, 2015 | 2004 Toyota Sienna

1 Answer

I have a 2007 Toyota sienna ac no works when push gas

check freon level as you speed up or higher the idle the compressor moves more freon thru the lines if not enough freon compressor shuts off or short cycles

Jul 25, 2015 | Toyota Cars & Trucks

1 Answer

My toyota sienna 99 is showing check engine and ABS light and the odometer is not working

You need to have the computer scanned for trouble codes to proceed.
Let me know what you find out.

Jul 31, 2012 | 1999 Toyota Sienna

1 Answer

AC only works if you hold the button in 99 Toyota Sienna.

Hello 123jrod
If the a/c system is working when the button is in(as it should) but it will
not stay in. The button should be replaced. Hope this helps.

Jul 10, 2010 | 1999 Toyota Sienna

2 Answers

My 99 Sienna is misfiring and has trouble acclerating. I replaced the plugs and wires, and the fuel filter under the hood. Any Ideas?

How about the coils, is there a bad coil, find out what cylinder is misfiring and change that coil with a good cylinder and if the misfire moves then you know its a coil.

Jun 18, 2010 | 1999 Toyota Sienna

1 Answer

Power door light in dash stays on in my 99 Sienna XLE. The

it sounds like there is a shorting wire some where

Aug 24, 2009 | 1999 Toyota Sienna

1 Answer

Sienna '99 vibration in driving after belts changed

very possible you might have a bad harmonic balancer ( crankshaft pulley). have that checked then go from there with replacing it.

Aug 06, 2009 | 1999 Toyota Sienna

2 Answers

My 2000 Toyota Sienna cannot start in the morning/cold engine

the crank position sensor and map sensor is malfunctioning

Aug 01, 2009 | 2004 Toyota Sienna

1 Answer

99 sienna pwr door lock malfunction

no/ its the lock actuators that need to be replaced/ Please rate my response thank you very much

Nov 20, 2008 | 1999 Toyota Sienna

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