Toyota Corolla (E120) 2002–2008 Repair Manual / Steering column / Steering system / On–vehicle inspection
Toyota Corolla (E120): On–vehicle inspection
1. Check steering wheel freeplay

- Stop the vehicle and face the tires straight ahead.
- rock the steering wheel gently up and down by your
hand, check the steering wheel freeplay.
Maximum freeplay: 30 mm (1.18 In.)
Other materials:
Body
On–vehicle inspection
1. Canada:
tighten bolts and nuts on chassis and body
tighten the bolts and nuts on the chassis parts listed below, if
necessary
Front axle and suspension
drive train
rear axle and suspension
brake system
engine mounting
other chassis parts
...
On–vehicle inspection
1. Inspect brake booster
Airtightness check.
Start the engine and stop it after 1 or 2 minutes. Depress
the brake pedal several times slowly.
Hint:
if the pedal goes down farthest at the 1st time, but gradually
rises after the 2nd or 3rd time, the booster is airtight.
...
Circuit description
The fuel trim is related to the feedback compensation value, not to the basic
injection time. The fuel trim includes
the short–term fuel trim and the long–term fuel trim.
The short–term fuel trim is the short–term fuel compensation used to maintain
the air–fuel ratio at stoichiomet ...


