The temperature of the hot film is controlled by the ecm a certain amount. Toyota owner manuals and warranty information are the keys to quality maintenance for your vehicle. Toyota prius secret service menu 20042009 check codes. If a trouble code is output during the dtc check, inspect the trouble areas listed for that code. Ok guys thanks to marc m of the tacoma forum, here is a list of the obdii codes as listed on a matrix owners site. The toyota prius battery management system bms mon itors battery temperature and battery voltage with the sensors explained in section ii. The trouble code pertains to the coolant heat storage tank or chst. If any dtcs are displayed during a check mode dtc check, check the circuit for the dtcs listed in the table below. Look up the other obd ii trouble codes, please use the search box. Toyota obd2obdii codes definition, description and repair. Clicking this will make more experts see the question and we will remind you when it gets answered. Developing a monitoring system for toyota prius battery. They may or may not be accurate for the 2004 model year and beyond nhw20.
The p1121 code is very common and toyota issued a technical service bulletin and a new updated part. Interior air conditioning and audio systems, as well as other in features terior features for a comfortable driving experience. The yellow check engine light comes on to inform the driver of the camry about the fault. Toyota repair manual free download automotive handbook. Will you give me a list of items to check for troubleshooting. Toyota obdii codes list browse toyota codes by model and year. With this toyota prius workshop manual, you can perform every job that could be done by toyota garages and mechanics from. The obdii system uses p0a09 a ownstream oxygen sensor to monitor the efficiency of the.
This area lists the 20012003 model year prius nhw11 diagnostic trouble codes dtcs. This webpage contains toyota prius 2004 repair workshop manual pdf used by toyota garages, auto repair shops, toyota dealerships and home mechanics. This is a 2006 prius with 180k on it, that we have had since 2007 and it has been wrecked. The toyota injection system up to 98 years has a diagnostic socket dlc1.
P0a0f toyota engine failed to start obdii codes engine. When the pcm expects electrical input signals from the sensors but doesnt receive them, doesnt receive them fast enough, or doesnt receive them in the voltage range it expects, the pcm generates a fault code and stores it. The converter is essentially an afterburner that cleans up the exhaust after it exits the engine. Diagnostic codes toyota onboard diagnostics ii obdii obd ii trouble codes p0100 mass or volume air flow circuit malfunction. Now i have seen the codes that i have been dreading. The auto repair labor rates vary widely across the country, and even within the same city. If your trouble code comes from another source, such as a standard scanner or the thht, you may have more difficulty finding your code. Inspect fuses and relays before investigating the trouble areas shown in the table below. Vsc or stability control is like traccontrol or abs braking system. We discuss the application to a toyota prius and a ford escape both. Toyota prius 20042009 lan check codes and their meanings. Full list of toyota obd ii diagnostic trouble codes for your vehicle.
Check your emissions decal under the hood to confirm if you have an obd2 compliant vehicle. Error code list classification error code where error occur error contents how to correct company data d06 drawing change level engineering change no you. From warranties on toyota replacement parts to details on features, toyota owners manuals help you find everything you need to know about your vehicle, all in one place. Page 1 of 22 toyota diagnostic trouble code retrieval. Cost of diagnosing the p1121 2007 toyota prius code labor. Adventures in automotive networks and control units ioactive. Toyota diagnostic trouble codes full listobdii365 free download as word doc.
The auto repair labor rates vary by location, your vehicles make and model, and even your engine type. Scan your codes and follow the chart to determine what the code means. Has been updated to the master sticky or will be very shortly. Otherwise, the light will blink a number of times equal to the trouble code as follows. Get car scanned and make sure all computers are scanned for additional codes, repair them first reset lights and test drive. Its toyotas grammar and only they know what a harf is. Somebody please correct me if this isnt correct, or only works on certain models. The currently selected odbii codes is for the toyota makes 2. The p1xxx codes are all toyota specific, and the p0xxx are general and will relate to all cars. Troubleshooting symptoms and diagnostic trouble codes dtc. In 2011, toyota expanded the prius family to include the prius v, an extended hatchback wagon, and the prius c, a. Toyota service, workshop, owners and repair manual.
Toyota diagnostic trouble code retrieval prius hybrid nhw11 1. The hybrid control ecu may contain fault codes that affect petrol engine ecm operation. Trouble codes toyota trouble codes toyota obdi trouble codes. Meaning of common obdii check engine codes on the toyota. Not sure about answered by a verified toyota mechanic. The list of automotive makes at the right edge of the screen. It consists of a hot film that is supplied with electric current from the engine control module. So, just go to the appropriate listing and use your browsers searchfind feature to locate the code. The dlc diagnostic connector is located under the dash on the drivers side. Obdii code readers have significantly come down in price compared to a few years ago. The 5digit dtc can be read by connecting a handheld tester to the dlc3 terminal.
The 2020 toyota prius offers ample cargo space for both your impromptu adventures and planned itineraries. The hybrid control ecu may contain fault codes that affect. P1100 baro sensor circuit read our article on automotive circuit testing for. If your trouble code comes from the prius miniscanner, you will know which ecu generated it. Toyota obdi and obdii diagnostic fault code and analysis list. Parameters listed in the chart may be different than your readings depending on the type of instrument and other factors. The diagnostic code series will continue to repeat as long as the check connecter terminals. General the rear view monitor system is available as optional equipment. If a problem occurs with something that is not part of the hybrid system, it will set diagnostic code that corresponds to the fault and turn on the check engine light.
P0102 toyota meaning the mass air flow sensor is placed in the stream of intake air. I have been getting poor mpg recent at less than 45mpg and once i was getting 4550mpg. It measures the intake flow rate by measuring a part of the entire intake flow. Remember, these are manufacturer specific codes only.
Prius diagnostic trouble codes grahams toyota prius area. The selfdiagnosis codes are read by the number of flashes of the check. Toyota prius 20002008 system programming instructions. Parking assist ecu c1628 vehicle height sensor failure 1. Page 45 new features toyota parking assist system toyota parking assist system rear view monitor system 1. Toyota p2109 throttlepedal position sensor a minimum stop. Common toyota engine trouble codes and what they mean when that alarming warning light on your dash illuminates to alert you to service engine soon or check engine, your toyota is trying to tell you something. This area lists the 20012003 model year prius nhw11 diagnostic trouble. Follow scan tool manufacturers operating instructions to access the diagnostic trouble codes dtcs. For details of each dtc, refer to the page indicated. The worst complaints are lights, engine, and accessories interior problems.
For instance, on the prius, there are sensors at the braking systems master cylinder and also at the calipers. The code definitions are a good starting point when determining the cause of the. If the sensors show different readings, the system logs this as a fault. Youll find stepbystep directions from safely disabling the high voltage system to realworld practical repair and maintenance procedures and fullcolor technical training.
Most complete list for toyota check engine light codes. The most common codes from the 20012009 toyota prius, and often those that stump most auto mechanics and many a toyota mechanic, are p3191 engine does not start. Automobile repairtoyotaprius wikibooks, open books for. Our list of 9 known complaints reported by owners can help you fix your 2008 toyota prius. P0102 toyota mass or volume air flow circuit low input. A light on the dash signifies that your toyotas engine control module, or. This information has been manually transcribed from the repair manual. Diagnostic trouble code chart toyota prius 2003 repair. Toyota prius c1242 engine trouble code toyota prius. Toyotalexus computer system illumniates both engine light and vsc lights whenver a fault occurs in either unit. Below you will find the most complete list of toyota trouble codes available. If your vehicle failed a p0a09 toyota prius test and the p0a09 check engine light is not on, chances are you have a problem with the obdii system, a burned out mil lamp, or a faulty catalytic converter. No need to hunt down a separate toyota repair manual or toyota service manual. Toyota error code list international material data system.
The heat generated by the hot film is reduced as the. Toyota engine fault codes dtc the history of toyota, the largest japanese automobile. Today i show you how to get into the toyota service menu on a 2005 toyota prius you can check light battery voltage and codes. The other type of can packets seen in automotive systems are diagnostic packets. Discussion in knowledge base articles discussion started by rigormortis, oct 7, 2008. Clicking on the link download you agree, after reading, delete the downloaded file from your computer. Not all trouble codes will activate mil check engine light before proceeding, make sure the. Our list of 10 known complaints reported by owners can help you fix your 2007 toyota prius. Refer to our generic obd ii code list for definitions on all other toyota diagnostic trouble codes. Enter the 5 character trouble codes in the search box and submit the search. When driving driving, stopping and safedriving information. Last updated on tue, 30 may 2017 toyota prius 2003 repair. Refer to diagnostic trouble code chart for details of the codes. Many thanks go to the person who did this and sent the text to me in emails.
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