Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Oxygen sensor circuit malfunction
Toyota Corolla (E120): Oxygen sensor circuit malfunction
Dtc p0136 oxygen sensor circuit malfunction (bank 1 sensor 2)
Other materials:
Circuit description
Refer to dtc p0130
Hint:
the ecm provides a pulse width modulated control circuit to adjust current
through the heater. The heated
oxygen sensor heater circuit uses a relay on the b+ side of the circuit.
Monitor description
The ecm uses the heated oxygen sensor information to regulate t ...
Replacement
1. Remove instrument panel sub–assy lower
2. Remove clutch pedal spring
3. Remove clutch master cylinder push rod clevis w/hole pin
Remove the clip and hole pin.
4. Remove clutch pedal support sub–assy
W/ cruise control:
disconnect the clutch switch assy connector.
&nbs ...
Lubrication system
On–vehicle inspection
1. Check engine oil level
after warming up the engine and then 5 minutes after the engine
stops, oil level should be between
the ”l” and ”f” marks on the oil level gage.
If low, check for leakage and add oil up to the ”f” mark.
Notice:
do not ...