Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Ignition coil primary/secondary
circuit
Toyota Corolla (E120): Ignition coil primary/secondary circuit
Dtc p0351 ignition coil ”a” primary/secondary circu
Dtc p0352 ignition coil ”b” primary/secondary circuit
Dtc p0353 ignition coil ”c” primary/secondary circuit
Dtc p0354 ignition coil ”d” primary/secondary circuit
Other materials:
Using the steering wheel switches
The steering wheel switches can be used to operate a connected cellular phone.
Operating a telephone using the steering wheel switches
■ Steering wheel switches on the right hand side
1 Off hook switch
• Make a call
• Receive a call
• Display “Phone” screen
2 On hook switch
...
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.
...
Inspection procedure
1 Check p/t squib(lh) circuit(airbag sensor assy center – front seat
outer belt assy lh)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connectors between the airbag sensor
assy center and the seat belt pretensio ...


