What does 0 DTC mean on a code reader?

Category: business and finance pharmaceutical industry
4.5/5 (11,046 Views . 14 Votes)
Codes starting with 0 as the first digit are generic or global codes. It means that they are adopted by all cars that follow the OBD2 standard. These codes are common enough across most manufacturers so that a common code and fault message could be assigned.



Beside this, what does DTC mean on a code reader?

Diagnostic trouble codes

Furthermore, can you clear a permanent DTC code? Permanent Diagnostic Trouble Codes (PDTCs) are very similar to regular Diagnostic Trouble Codes (DTCs). However, unlike regular DTCs, they cannot be reset by disconnecting the vehicle's battery or cleared using an On-Board Diagnostic (OBD) scan tool.

Just so, can obd11 codes?

Most Common OBD-II Codes

  • P0128. Coolant Thermostat (Coolant Temperature Below Thermostat. P0171. System Too Lean. P0174.
  • P0300. Random/Multiple Cylinder Misfire Detected. P0401. Exhaust Gas Recirculation "A" Flow Insufficient Detected.
  • P0440. Evaporative Emission System. P0442. Evaporative Emission System Leak Detected (small leak)

What are P codes?

P Codes. P-code is an abbreviated term for Place Code. Data standards such as geo/place-codes (P-codes) are essential to International humanitarian response data management in case of disasters. These codes provide a systematic means of linking and exchanging data and analyzing relationships between them.

37 Related Question Answers Found

How can I read my car code without a scan tool?

How to Retrieve Car Trouble Codes With No Equipment
  1. Insert the key into the ignition. Turn the car on and off quickly, ending with the key in the "On" position.
  2. Watch the "Check Engine" light on the dash. Once the sequence has been initiated, the "Check Engine" light begins to flash.
  3. Record the codes as they flash.

What are pending DTC codes?

Pending codes mean that the OBD-II monitoring system has failed the operation of an emission control system at least once and if it fails again the Check Engine Light will be turned on and the malfunction becomes an Active code.

Do pending codes clear themselves?

Each throws a very distinct code which will not shut itself off until the issue is fixed. If the condition that caused it to come on is a minor fault, and stops occurring, then yes, it will clear itself. If the condition indicates a larger problem, then it will stay on until cleared manually.

How many DTC codes are there?

There are eight: 0 – Fuel and air metering and auxiliary emission controls.

What does 0 DTC code mean?


Codes starting with 0 as the first digit are generic or global codes. It means that they are adopted by all cars that follow the OBD2 standard. These codes are common enough across most manufacturers so that a common code and fault message could be assigned.

Where are DTC stored?

Conclusion. DTC fault codes are stored in the PMC memory when the later identifies a problem. For OBD II systems, they are represented in five-digit alphanumeric code numbers.

What is DTC mean in a vehicle?

Dynamic Traction Control

How long does it take for permanent DTC codes to erase?

This involves clearing all the DTCs so that only the permanent DTCs are left. Ignition key on, start the vehicle, and let it idle for at least 30 seconds. Then, without cycling the key, drive the vehicle at least 25 mph or faster for at least 5 minutes.

What means DTC?

Diagnostic Trouble Code

What does DTC 01 mean?


DTC 01 General Sensor Fault.

What does the first character of a DTC indicate?

All circuits and components should be thoroughly tested before replacement of any component. The first character of the five digit code is a letter, it defines the section, or system in the vehicle which the rest of the code is referring too. The letter codes are: P – B – C – and U.

What is the best engine code reader?

Our 7 Favorite OBD2 Scanners
Product Connection Cable Length
Autel AL319 Cable 30"
Actron CP9670 Cable 30"
Ancel AD310 Cable 30"
Veepeak Mini WiFi n/a

How can I tell if my check engine light has been reset?

Press Read or Enter on the scanner depending on the scanner model that you have. Scroll down to I/M Readiness menu and select it. Look at all the systems. If most of them say NOT READY, it means the check engine light was recently reset.

Does disconnecting battery clear codes?

The battery disconnect method will work on most vehicles. Some late model vehicles will not clear trouble codes by disconnecting the battery. On these vehicles trouble codes are stored in the ECM's ROM, and only a scan tool will clear trouble code(s) and turn off the check engine or malfunction indicator lamp (MIL).

How do you tell if OBD codes have been cleared?


If the MIL (yellow engine icon) turns off abruptly after 20 seconds, then you know the DTCs have been reset by the engine monitoring system and not by a scan tool or by disconnecting the battery.

How long does it take for OBD to reset?

There may in fact be nothing wrong with the vehicle; the computer simply needs to complete its checks. One week of combined highway and city driving is normally enough to reset the system and provide an accurate reading of vehicle performance.