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Home >> Toyota >> 2006 >> Matrix Base, FWD, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (1ZZ-FE) - SFI System (For 4WD) - DTC P0010 Through P0171 >> DTC P0133 Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 1) >> Description
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DTC P0133 Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 1): Description

HINT:

Sensor 1 refers to the sensor mounted in front of the Three-Way Catalytic Converter (TWC), located near the engine assembly.

Refer to DTC P0130  .

DTC DETECTION CONDITIONS AND TROUBLE AREA

DTC No. DTC Detection Conditions Trouble Areas
P0133 While idling with warm engine, response time for voltage output of Heated Oxygen (HO2) sensor to reach from rich to lean or from lean to rich is 0.6 seconds or more (2 trip detection logic)
  • Open or short in HO2 sensor (sensor 1) circuit
  • HO2 sensor (sensor 1)
  • HO2 sensor heater (sensor 1)
  • EFI relay
  • HO2 sensor heater and EFI relay circuits
  • Air induction system
  • Fuel pressure
  • Injector
  • ECM
P0133 Time for one HO2 sensor rich-lean cycle is a specific time or more (2 trip detection logic)
  • Open or short in HO2 sensor (sensor 1) circuit
  • HO2 sensor (sensor 1)
  • HO2 sensor heater (sensor 1)
  • EFI relay
  • HO2 sensor heater and EFI relay circuits
  • Air induction system
  • Fuel pressure
  • Injector
  • ECM