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OBDII/EOBD diagnostics trouble codes definition

If your car is equipped with OBD-II or EOBD, you can access over 5,000 generic OBD-II diagnostic trouble codes (DTCs). These codes cover various vehicle systems, including Powertrain (P0XXX, P2XXX, P34XX), Body (B0XXX), Chassis (C0XXX), and Network/Communication (U0XXX, U2XXX, U3XXX). Additionally, there are more than 13,500 manufacturer-specific OBD-II codes available for diagnosing issues unique to different car brands and models. Make sure you're equipped with the right tools to understand and resolve these trouble codes to keep your vehicle running smoothly.

By using these OBD-II codes, you can effectively diagnose issues related to engine performance, safety features, suspension, and more.

Supported manufacturers with specific OBD2 codes:

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Detailed Description of Error C0083

OBDII error code C0083 is a generic trouble code that indicates a problem with the Tire Pressure Monitoring System (TPMS). This system is designed to monitor the air pressure in each tire and alert the driver if any tire is under-inflated. The code C0083 specifically refers to a malfunction in the Tire Pressure Monitor Malfunction Indicator, which is a subfault within the TPMS. This means that there is an issue with the system''s ability to display the TPMS warning light or message on the dashboard.

The TPMS is a critical safety feature, and if it is not functioning correctly, it can lead to a range of problems, including poor fuel efficiency, uneven tire wear, and increased risk of tire failure. The C0083 code is usually triggered when the TPMS control module detects a fault in the system and is unable to display the warning light or message as intended.

Possible Causes of Error C0083

  • Bad TPMS sensor: One or more of the TPMS sensors may be faulty, causing the system to malfunction.
  • TPMS sensor battery low: The batteries in one or more of the TPMS sensors may be dead or weak, preventing the system from functioning correctly.
  • TPMS control module fault: The TPMS control module may be faulty, preventing the system from displaying the warning light or message.
  • Wiring or connector issues: There may be a problem with the wiring or connectors between the TPMS sensors and the control module.
  • Software issues: There may be a problem with the software in the TPMS control module.
  • Low tire pressure: If one or more tires are under-inflated, the TPMS system may not function correctly.

Possible Fixes for Error C0083

  • Check and replace TPMS sensors: If one or more of the TPMS sensors are faulty, they may need to be replaced.
  • Replace TPMS sensor batteries: If the batteries in one or more of the TPMS sensors are dead or weak, they may need to be replaced.
  • Reset the TPMS system: Some vehicles may require a reset of the TPMS system after replacing a sensor or battery.
  • Check and repair wiring and connectors: Any wiring or connector issues between the TPMS sensors and the control module should be repaired.
  • Update software: If there is a software issue with the TPMS control module, it may need to be updated.
  • Check tire pressure: Make sure all tires are inflated to the recommended pressure.
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