Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Oxygen sensor circuit slow
response
Toyota Corolla (E120): Oxygen sensor circuit slow response
Dtc p0133 oxygen sensor circuit slow response (bank 1 sensor 1)
Other materials:
Towing with a wheel-lift type truck
► From the front
Release the parking brake.
► From the rear
Use a towing dolly under the front wheels.
Vehicles without a smart key system: When not using a towing dolly, turn the
engine switch to the “ACC” position and shift the shift lever to N.
Vehicles with a smart key ...
Circuit description
When a misfire occurs in the engine, hydrocarbons (hc) enter the exhaust in
high concentrations. If this hc
concentration is high enough, there could be an increase in exhaust emissions
levels. High concentrations
of hc passing through the catalyst also cause to temperature of the catalyst to ...
Terminals of ecu
1. Inspect tvip ecu
Inspect the ecu–b, dome and ecu–ig fuses.
disconnect the tvip ecu connector, and the continuity and voltage of
check each terminal of the disconnected
connector.
Standard:
If the result is not as specified, the vehicle’s side may malfunction.
Reco ...