Problem Reports

Toyota Supra

Report: Replace Oxygen Sensor When Servicing EGR System

• Failed Emissions Test Due to Blocked EGR System
  ...ds to get restricted or blocked with carbon after 100,000- 125,000 miles which will cause an emissions test failure for NOX. If the EGR system is equipped with an EGR temperature sensor it will trigge...

  Common Problems > Toyota Supra

• Rear oxygen sensor can cause emissions failure
  The rear Oxygen sensors are a critical element in fuel control (unlike other vehicles) and can cause an emissions tes...

  Common Problems > Toyota Supra

• Service AC system at 150,000 miles or every two to three years
  Usually by 150,000 miles the AC system will need some attention, especially in climates where...

  Common Problems > Toyota Supra

• ABS Wheel Speed Sensors May Wear Out and Set Codes at Higher Mileages
  At higher mileages, an anti-lock brake system wheel speed sensor may wear out and illuminate th...

  Common Problems > Toyota Supra

• Replace EVAP Canister to Correct EVAP System Problems
  The Evaporative system may have problems with the vapor canister releasing charcoal pellets that plug the vent valve. Typically a Code P0441, P0442 and P0446 will be set. The key code is the P0446 ...

  Common Problems > Toyota Supra