
Engine compartment check locations
QR25DE engine
* Engine cover removed for clarity.
Maintenance precautions
Engine cooling systemExhaust manifold and three way
catalyst
Exploded View
Cylinder head
Exhaust manifold and three way
catalyst gasket
Exhaust manifold cover (upper)
Exhaust manifold and three way catalyst
Exhaust manifold cover (lower
front)
Exhaust manifold cover (lower rear)
Air fuel ratio (A/F) senso ...
P0171 fuel injection system function
DTC Description
DTC DETECTION LOGIC
With the Air/Fuel Mixture Ratio Self-Learning Control, the actual mixture
ratio can be brought closely to the
theoretical mixture ratio based on the mixture ratio feedback signal from the
A/F sensors 1. The ECM calculates
the necessary compensation to corr ...
Break-in schedule
CAUTIONDuring the first 1,200 miles (2,000 km),
follow these recommendations to obtain
maximum engine performance and ensure
the future reliability and economy of your
new vehicle. Failure to follow these recommendations
may result in shortened
engine life and reduced engine ...