Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Sfi system / Camshaft position ”a” –timing over
Toyota Corolla (E120): Camshaft position ”a” –timing over
Dtc p0011 camshaft position ”a” –timing over– advanced or system performance (bank 1)
Dtc p0012 camshaft position ”a” –timing over– retarded (bank 1)
Other materials:
Circuit description
The seat belt buckle switch (lh) circuit consists of the airbag sensor assy
center and front seat inner belt
assy (lh).
Dtc b0126/b0127/27 is recorded when a malfunction is detected in the seat belt
buckle switch (lh) circuit.
Wiring diagram
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Precaution
1. Work precautions
(A) vehicle protection
(1) when welding, cover glass, seats, carpets, etc. With
heat resistant fireploof covers to protect them.
(B) safety
(1) never stand in the path of the chain when using a puller
on the body or frame, and be sure to attach a safety
cable.
...
Circuit description
The rear heated oxygen sensor is used to monitor oxygen concentration in the
exhaust gas. For optimum
catalytic converter operation, the air fuel mixture must be maintained near the
ideal ”stoichiometric” ratio.
The heated oxygen sensor output voltage changes suddenly in the vicinity of ...


