Check Engine Code

http://Toyota.autoboardz.com/Check-Engine-Code-Knock-Sensor-false-indica-ftopict209600.html (Check Engine Code=Knock Sensor, Could it be a false indica..)
I'm not a DIY'er, but I want to not throw money away at possible wrong repairs. 1997 Legacy 2.2l 6 months ago my check engine light came on and the code read at Auto Zone was "Knock Sensor" It was suggested that the part could be faulty, could be a wiring short (intermittent). The check engine l..
« Check the connection to the knock sensor. I've had a loose connection there throw a knock sensor code before. Removing the connector and reattaching it solved the problem. Since you don't menti.. »
« In addition to the post about wiring, a vehicle that age could also have some carbon deposits built up in the engine that might make it a little more likely to exhibit knock - particularly after 1.. »
« Try high octane gas, if the light goes out, then the knock sensor is doing its job by detecting the knock. If it does not go out, then it could be a bad sensor or some other problem with the sensor.. »
« I lean to think that the sensor is just doing it's job. The light should go off after 2 or 3 trips with no fault. Are the spark plugs of the right temperature range? You can take them out and see .. »

http://Toyota.autoboardz.com/P1336-Crankshaft-Position-Sensor-pathfinder-2000-ftopict211973.html (P1336 Crankshaft Position Sensor pathfinder 2000)
Hi, few days ago car starting to stall when engine warm up Check engine code P1336 come up (Crankshaft Position Sensor ) I call diller, they sell only disributor kit (~700$) In few places on net I found Crankshaft Position Sensor sold separatly. Do I really need to get disributor or Crankshaft P..
« On the altimas and sentras, there's a camshaft position sensor and a crankshaft position sensor. They are often mistaken one for the other. Your engine is probably similar if not the same. The Crank.. »
« A CKPS should be cheap enough (less than $50) to try and fix this problem. The problem here I think is that the dealer may have heard CAMshaft Position Sensor (CMPS), which in some Nissan car, e.g.,.. »

http://Toyota.autoboardz.com/ES-250-1991-check-engine-code-71-ftopict223805.html (ES 250 1991 check engine code 71)
I've started to get a regularly occuring check engine light. However the car runs perfectly. When I check the diagnastic code its always 71. That suppose to be an EGR system malfunction. I've check all the EGR components, EGR valve cleaned and tested, BVSV tested, EGR modulator cleaned and t..
« How did you test the EGR valve? How did you test the BVSV, EGR modulator, and EGR gas temp sensor? -- Ray O (correct punctuation to reply) »
« Ray I have a factory shop manual and basically followed the procedures for testing the emissions controls. The EGR valve was removed and tested on the bench. Negative presure from a vacuum source.. »
« Good job on the checks! Try activating the EGR while the engine is idling to see if the engine starts to run roughly. If there is no change, the EGR is not opening sufficiently. You can also tr.. »

http://Toyota.autoboardz.com/Check-engine-code-Help-ftopict231517.html (Check engine code - Help)
My 1999 Acura TL check engine light on, with an error code p0401, which translates into "EGR flow insufficient detected" Any guru knows what it means, and how/where to fix this problem. TIA
« $OR.5899@trnddc01: It means exactly what the description says it means. The cause is carbon buildup choking off the passages in the EGR system, resulting in impeded gas flow. The cure is to get rid.. »

http://Toyota.autoboardz.com/Check-Engine-Code-readers-ftopict245041.html (Check Engine Code readers)
Hey Guys, Found this on Ebay, that person has several good feedback for this engine code reader .... Has anyone used it, does it look OK to you? Thanks for the infor, the brand in UFI TEch
« I bet it only reads the OBDII codes and not the additional VW OEM codes. If you get the VAG-COM package you can also check the: transmission, ABS, airbag, convienence system, radio and more. »