What is the best engine fault code reader?
What is the best engine fault code reader?
The best OBD2 scanners you can buy today
- Innova CarScan Pro 5210. The best OBD 2 scanner overall puts more car data at your fingertips.
- Ancel BD310. The best OBD2 that does double duty.
- Autel AutoLink AL539.
- ThinkOBD 100.
- Jethax OBD2 Scanner.
- Topdon ArtiLink 500.
- ThinkDriver Bluetooth OBD2 Scanner.
- SeekOne SK860.
What should I do if I Can’t Read my OBD code?
If you’re scanning your car’s computer for OBD (on-board diagnostic) codes and getting nothing in return, there are some things you should check before you give up and take your car to the shop.
How to count the flashes of an OBD1 code?
Count the flashes. There will be a longer pause between the codes if you have several trouble codes and a shorter pause between the digits of the trouble codes. For example, code 16 = 1 flash * Pause * 6 flashes. When all trouble codes are outputted, it will flash the code 12 – 1 flash * Pause * 2 flashes.
Is there an OBD 1.5 live scan tool?
If you have the OBD 2 connector but can pull OBD 1 codes via a jumper, pray to the GM gods for being so lucky. As I said, OBD 1.5 scanning tools are virtually nonexistent. They’re out there, but they’re already owned and/or no longer for sale.
Can a low voltage cause an OBD1 code?
Low voltage can cause a lot of trouble with the troubleshooting and many error codes that we do not want. Put a jumper wire between PIN A and PIN B. Let the jumper wire sit there and turn the ignition to ON. Do not start the engine. The check engine light will begin to flash. Count the flashes.
How to read GM OBD diagnostic codes for free?
How to read the codes 1 Ground terminals A and B (see diagram below) with the ignition “ON” and engine not running. The system will enter the… 2 After Code 12 is displayed, any stored trouble codes will be displayed by flashing the “CHECK ENGINE”, “SERVICE… More
What to do if your OBD2 scanner is not working?
Do not worry about the connector not having that many pins in it most have pins missing which is normal. Try using the scan tool on other car first to see if it is working before checking the Mercedes. If it works check to see if the check engine lights works. Please let us know what you find so it will help others. helpful?
How to read a GM check engine light?
Simply turn the Ignition to “Run” (Do not start the vehicle) and put the paper clip in the two terminals. Now watch your Check Engine Light. It will start flashing. It will look like Morse Code, but it isn’t, and is real easy to interpret.
What should the voltage be on the OBD II scanner?
With the ignition key ON and no bus activity, BUS + should read 0V BUS should read 5V With the ignition key ON and bus activity, the voltage should vary from 0 to 5V depending on the amount of bus activity! ADDITIONAL NOTES PCM receives battery voltage (B+) through a fuse or fusible link. Check for an open circuit.
