Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Electronic controlled automatic transaxle / Shift solenoid ”a” control circuit
low/high
Toyota Corolla (E120): Shift solenoid ”a” control circuit low/high
Dtc p0973 shift solenoid ”a” control circuit low (shift solenoid valve s1)
Dtc p0974 shift solenoid ”a” control circuit high (shift solenoid valve s1)
Other materials:
License plate lamp assy
Replacement
1. Remove luggage compartment lock cylinder & key set
2. Remove luggage compartment door garnish outside
3. Remove license plate lamp assy
Pull the license plate light assy to the side of vehicle as
shown in the illustration and release the claw.
disconnect the c ...
Circuit description
The side squib (rh) circuit consists of the airbag sensor assy center and
front seat airbag assy (rh).
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b0110/43 is recorded when a short is detected in the side squib (rh)
circuit.
Wiring diagram
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Source voltage drop
The srs is equipped with a voltage–increase circuit (dc–dc converter) in the
airbag sensor assy center
in case the source voltage drops.
When the battery voltage drops, the voltage–increase circuit (dc–dc converter)
functions to increase the
voltage of the srs to normal voltage.
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