Question about 2000 Hyundai Elantra

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My friend has a 2003 hyundai accent and the check engine light came on. He checked it for codes and PO122 came up, what does this mean?

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P0122 - Throttle Position (TP) Sensor Circuit Low Voltage, I would just replace the TPS as they are a known issue.

Posted on Aug 25, 2010

  • dianneparker Aug 25, 2010

    can you tell me the approximate cost involved?



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If you bring it to one of the local parts stores they will usually read the codes for free. Have them print it for you then post again with codes.Then we can give you some direction on what maybe wrong.

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2003 hyundai accent code p1309and p123 problem what is that mean?

advanced auto or auto zone should be able to check for free and tell you what the codes mean . then go from there to see if you need a mechanic or a do it yourself issue.

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well the first thing you need to do is to pull the stored codes in the computer and see what they say and then go from there, this could be a speed sensor or a trany going bad , i dont know if this is an automatic or standard trany, start with the codes from the check engine light, autozone car parts store will scan the computer at no charge,

Apr 06, 2010 | 2003 Hyundai Accent

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Most of the time they mean:
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MOre info at

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1 Answer

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dear friend-the code P1529 means transmission control module(TCM)-communication problem,so please look at the following items-wiring,tcm,ecm,
just a hint if the transmission is slipping then the tcm is getting the wrong information from the input and out sensors.

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Check engine light? if so you need to get the code read and find out the cause. You can buy a code reader at auto part stores for about 60- 100$ you will make alot of friends too if you get one.

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have you checked the level of the coolant and the oil. genrally an intermittant light means a level problem.

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