Problem Reports

Toyota Paseo

Report: Rear oxygen sensor can cause emissions failure

• Replace Oxygen Sensor When Servicing EGR System
  Over the time the exhaust gas recirculation (EGR) system may become plugged with debris, the oxygen sensor may also be getting slow or 'lazy' around this time. When servicing or cleaning  the EGR...

  Common Problems > Toyota Paseo

• Improperly Adjusted Valves May Cause Emissions Failure/Rough Idle
  A rough idle and even an emissions inspection failure for high HC and CO can be caused by improperly adjusted valves. Also, exhaust valves may become to tight which can lead to valve failures. Ou...

  Common Problems > Toyota Paseo

• 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 Paseo

• engine is idling at 2000rpm. this start to climb slowly. will not idle at proper
  rpm. have replaced o2 sensor,map sensor and air temp sensor(which is still reading -48 deg). any suggestions?

  Q&A > Toyota > 1996 Toyota Paseo

• Throttle Position Sensor Out of Adjustment Due to Wear/Carbon Build-up
  The Throttle Position Sensor can get out of adjustment due to wear in the throttle body or due to carbon build up. This will cause the idle timing to advance more than 30 degrees which will cause v...

  Common Problems > Toyota Paseo