On-Board Diagnostics-II (OBD-II). Questions usually involve scan tools, their use and their compatibility, as well as how to interpret Diagnostic Trouble Codes (DTCs).

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1answer
577 views

CAN-BUS in a SEAT cordoba 99'

Does anyone know if SEAT cordoba (99' model) has CAN-BUS interface? Where can one find this kind of info? Thanks!
2
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2answers
2k views

Catalytic converter readiness monitor never sets

I Reset the computer in my 1998 Chevy Astro, but even after driving around for a few days and putting it through the GM drive cycle, the OBDII reader is saying that the CAT monitor is not ready. I ...
2
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0answers
20 views

Integrating Fast OBD Readings and GPS

I'm working on a project to look at fuel consumption on different roads and I need the OBD reader to log the GPS coordinates every time it takes a reading. I'm looking at instantaneous fuel ...
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0answers
30 views

Unable to connect OBD2 scan tool

Cheerz, I have purchased recently OBD2 scan tool(Autel MaxiScan MS300) which supports ISO9141. My car (Mitsubishi Lancer GLX 1.3 1999) seems like ODB2 compatible using ISO9141-2 protocol for ...
2
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0answers
318 views

OBD 2 Fuel reading says No Data

I wanted to read fuel level from the car and display it on my app. I'm using ELM327 bluetooth adapter to communicate with my car. When I'm sending the code "012F\r" to my OBD 2 it says "NO DATA". ...
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0answers
858 views

Mercedes Atego OBD2 live data codes

I have tried to connect an OBD2 ELM327 adapter in Mercedes Atego. Somehow I managed to get it in that OBD2 connector. I can see that my adapter is receiving electricity. These are the PID's that I ...
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3answers
142 views

Can reading from the ODB port interfere with a custom STO map?

I recently had a full freeflow system fitted to my Opel/Vauxhall Astra Turbo Coupe. Along with this, I had a stage 1 STO map done to take full advantage of the new exhaust characteristics. At any ...
1
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1answer
88 views

Read vehicle speed data in real time

I need to read vehicle speed (velocity) data in real time for my research project. How can I achieve that? What HW and SW do I need for it? I guess it can be read from CAN bus via OBD2 interface? I ...
1
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1answer
697 views

Reading CAN messages through UART to OBD-II Board and MATLAB Toolbox

I want to read/write CAN messages. I have MATLAB in my laptop which has a Vehicle Network Toolbox which supports reading/writing CAN messages. I have my hardware OBD-II to UART board, FTDI and OBD-ii ...
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2answers
46 views

Manually starting MIL(Malfunction Indicactor Light)

I want to know how can i manually start my Malfunction Engine Light (Check Engine Light) ? i actually want to generate a DTC so that i can see it on a OBD Scanner. I know even altering or ...
1
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1answer
81 views

Is there a smog abatement program for repairs greater than a certain amount in california?

I just bought a used car, and I'm going to get it smogged soon. Apparently (this is what the mechanic said), I can't get it smogged until 2 "checks" turn on. I think this means that the check engine ...
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1answer
2k views

1998 Ford Contour P0171 P0174

I have a 1998 Ford Contour that has a check engine light. I checked the codes, and found: P0171 System Too Lean (Bank 1) P0174 System Too Lean (Bank 2) P0401 Insufficient EGR Flow P1131 Lack of ...
1
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1answer
176 views

Read steering angle data in real time

I need to read vehicle steering angle (front wheel angle) data in real time for a research project that I am involved in. How can I achieve that? What HW and SW do I need for it? So far I can think ...
1
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1answer
109 views

Scanning CANBUS [duplicate]

I am in search for a method of scanning the CAN on my car using a cheap ELM327 chip. I can query the ECU (made by Denso) without issue, however when I attempt to set the ELM327 scanner into ...
1
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2answers
115 views

Which OBD II adapter to buy?

I am thinking of purchasing an OBD-II adapter, that I can pair with my android phone. I would like to be able to use it on different cars. Is it advisable to go for something like the PLX Kiwi, which ...
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3answers
2k views

My ELM327 OBD-II adapter is not responding anymore to its original bluetooth PIN (1234). Is it possible to recover access to it?

I recently bought an ELM327 adapter from China and was very satisfied with it. It was working fine with Torque and other OBDII apps for Android, and I could always pair with it using 1234 as the ...
1
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1answer
451 views

OBD2 protocol in trucks

How can I check if these trucks are OBD2 compatibile? Trucks: Mercedes Atego, type 818 [Daimler 970.21] Man, type 8.113 If they are compatible with this protocol can you tell me where can I find ...
1
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1answer
637 views

OBD/OBD2 port on a 1993 mitsubishi triton MJ

Does anyone know if there is an ODB2 diagnostics port on a 1993 Mitsubishi Triton MJ 4x4 Ute?
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0answers
26 views

Do any generic OBD tools provide re-keying OBD Key? [closed]

It seems the rekeying mechanisms use OBD II. Here is an example of one. Do any generic OBD II Diagnostic and Key Code Clearing tools support this rekeying functionality via OBD Key? Preferably one ...
1
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1answer
67 views

Live scan tool for OBD 1.5 GM transitional?

1995 S-10 Blazer 4.3L Vortec V6 (vin W) with Powertrain Control Module (PCM) 1995 was the OBD transitional year for GM. The PCM itself is OBDI, but the interface connector has the 16-pin D-style ...
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0answers
1k views

Fuel Consumption and other Fuel related data from basic OBD-II parameters

I want to know how can i obtain the values of Fuel Consumption, Fuel Economy and other fuel related information from basic OBD-II parameters like Vehicle Speed, RPM, TPS etc. I have noticed that not ...
1
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1answer
482 views

Shift Solenoid Value causing misfires?

I have a 2003 Acura TL-S. I started it today (seemed fine yesterday) and it ran really rough. I also hand a weird burning smell. I attached my OBD2 reader, and got the following data: P0300 - ...
0
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1answer
78 views

Where and how to find compatible OBD bluetooth adapter

I need a bluetooth OBD adapter compatible with Hyundai Sonata 2002 2.0 Automatic UK. I don't know much about cars and hence ending up asking for help. I would appreciate if someone can inform me where ...
0
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2answers
545 views

Torque App Mileage reliability?

I am using an OBD-II sensor and the Andriod Torque app to look at my fuel economy and see that it shows a whopping 37 MPG for my Mazda 6, 2005 (2.3 Automatic). This seems fishy as some random googling ...
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1answer
29 views

Maruti Suzuki Swift Check Engine Light On And Engine Coolant Temperature Needle stay at 'C'

My Swift VXI has developed a condition. I have started to see the check-engine light on and the Engine Coolant Temperature Needle stays at 'C' after starting the engine. Engine gives a growling sound. ...
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0answers
20 views

linking a phone to a car via OBD-II and Bluetooth: Automatic (1st gen) in Europe

I am relocating to Europe soon, and I'm pretty sure my new car would have OBD-II. Why is Automatic adamant their current product is for the US only? Is it a regulatory issue, or something technical ...
0
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1answer
113 views

CAN Bus action list

I have an ELM327 Bluetooth, which I'm linking to ubuntu powered PC. My end goal is to install a raspberry pi into the car and have it automate things like automatically opening the roof and locking ...
0
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0answers
171 views

Remote Car Climate Controller

I am investigating the possibility of monitoring and controlling the car cabin temperature using GPRS. I will be using Arduino Uno and GSM shield to communicate with an Android App. The arduino works ...
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0answers
181 views

Error Message from OBD-II (7F 01 11)

I have been extracting OBD-II DATA from UART board (ELM327) on my TOYOTA INNOVA. It responded correctly few weeks before and gave all supported sensor values. But now, for every response, ECU responds ...
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1answer
69 views

How to extract data from ODBII?

I bought a EvZ Mini Interface Works on Android Torque Bluetooth Obd2/obdii Car Diagnostic Scanner (Mini), a PWOW® WIFI Wireless OBD2, OBDII Car Auto Diagnostic Scanner Adapter Reader, ELM327 for ...
-4
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1answer
263 views

using OBD II how can i detect an accident with airbag [closed]

i need help with c++ program, if either the airbag is triggered or the deceleration detected is greater than 5 Gs, we consider that an accident occurred. The vehicle decides to ask nearby by sendig ...