Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Throttle/pedal position
sensor/switch ”a” circuit
range/performance problem
Toyota Corolla (E120): Throttle/pedal position sensor/switch ”a” circuit range/performance problem
Dtc p0121 throttle/pedal position sensor/switch ”a” circuit range/performance problem
Hint
: this is the purpose of the ”throttle position sensor”.
Other materials:
Replacement
1. Remove console box sub–assy rear
2. Remove parking brake lever sub–assy
3. Remove exhaust pipe assy front
4. Remove front floor heat insulator no.1
Remove the 3 nuts and front floor insulator no.1.
5. Remove front floor heat insulator no.2
Remove the 2 nuts and front ...
Inspection
1. Thermostat
Hint:
the thermostat is numbered with the valve opening temperature.
Immerse the thermostat in water and gradually heat the
water.
check the valve opening temperature.
Valve opening temperature:
80 to 84 c (176 to 183 f)
Hint:
if the valve opening temperatur ...
Turn signal lever
Operating instructions
1 Right turn
2 Lane change to the right (move the lever partway and release it)
The right hand signals will flash 3 times.
3 Lane change to the left (move the lever partway and release it)
The left hand signals will flash 3 times.
4 Left turn
■Turn signals can b ...