Toyota Corolla (E120): Maintenance

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Circuit description
The ecm compares the two waveforms of the heated oxygen sensors located before and after the catalyst to determine whether or not the catalyst performance has deteriorated. Air–fuel ratio feedback compensation keeps the waveform of the heated oxygen sensor in front of the catalyst alterna ...

Tire & wheel
Wheel and tire system Inspection 1. Inspect tire  check the tires for wear and proper inflation pressure. Cold tire inflation pressure: Using a dial indicator, check the tire runout. Tire runout: 3.0 Mm (0.118 In.) Or less 2. Rotate tire Hint: see the illustration ...

Rear axle beam assy
Replacement Hint: components:  1. Remove rear wheel  remove the rh and lh rear wheels. 2. Remove rear brake drum sub–assy 3. Separate skid control sensor wire Disconnect the skid control sensor connector.  remove the 2 bolts and separate the wire harness clamp ...