Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Electronic controlled automatic transaxle / Shift solenoid ”b” control circuit
low/high
Toyota Corolla (E120): Shift solenoid ”b” control circuit low/high
Dtc p0976 shift solenoid ”b” control circuit low (shift solenoid valve s2)
Dtc p0977 shift solenoid ”b” control circuit high (shift solenoid valve s2)
Other materials:
Manual transmission / transaxle
Service data
Torque specification
...
Circuit description
Monitor description
The ecm commands gearshift by turning the shift solenoid valves ”on/off”.
When there is an open or short
circuit in any shift solenoid valve circuit, the ecm detects the problem and the
mil comes on. Illuminating
the mil, the ecm performs the fail–safe and turns ...
Oxygen sensor monitor (front and rear o2s system)
Preconditions
The monitor will not run unless:
mil is off
drive pattern
connect the obd ii scan tool to the dlc3 to check monitor status
and preconditions.
Start the engine and allow it to idle for 2 minutes or more.
Drive the vehicle at 25 mph ...