2004.5 Spectra Technology
PROGRESS CHECK
Driveability
1. All of the following are true statements about the
Spectra zero evap system except:
A. New fuel cap
B. 3-ply evap hose
C. Two Charcoal Canisters are used
D. New Double Palladium spark plugs are used
2. Technician A states that the 2004.5 Spectra uses a
new wide range oxygen sensor that shows high
voltage lean and low voltage rich just opposite
typical Zr02 sensors. Technician B states that the
2004.5 Spectra uses a new Trident negative
resistive front sensor and a zirconia rear sensor.
Who is correct?
A. A only
B. B only
C. Both A and B
D. Neither A or B
3. The new 12-hole fuel injectors used on the 2004.5
CA emission certified Spectra vehicles need the
grommet and o-ring inspected at 15K and replaced
at 30K.
A. True
B. False?
4. Technician A states that the ORVR Valve is located
in the fuel tank to reduce the possibility of fuel
vapor leaks. Technician B states that the Evap
hoses are constructed of multiple ply hoses to
increase flow into the charcoal canister. Who is
correct?
A. A only
B. B only
C. Both A and B
D. Neither A or B
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