Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Mass or volume air flow circuit
range/performance problem
Toyota Corolla (E120): Mass or volume air flow circuit range/performance problem
Dtc p0101 mass or volume air flow circuit range/performance problem
Other materials:
Overhaul
Hint: components:
1. Remove rear wheel
2. Remove spare wheel cover assy
3. Remove rear floor finish plate
4. Remove luggage compartment trim cover inner lh
5. Remove rear shock absorber with coil spring
Support the rear axle beam with jack.
Remove the 2 nuts and bolt.
...
Replacement
Hint: components:
1. Remove rear wheel
2. Remove rear brake drum sub–assy
3. Disconnect skid control sensor wire (w/ abs)
4. Remove rear axle hub & bearing assy lh
Remove the 4 bolts and hub & bearing assy lh.
5. Install rear axle hub & bearing assy lh
Install t ...
Circuit description
Shifting from 1st to o/d is performed in combination with on and off of the
shift solenoid valve s1 and s2
controlled by ecm. If an open or short circuit occurs in either of the solenoid
valves, the ecm controls the
remaining normal solenoid valve to allow the vehicle to be operated smoothly
...