Mazda CX-9 Grand Touring 2009 Manual page 1298

Buck/jerk Acceleration/cruise/deceleration
Hesitation/stumble Acceleration
Surges Acceleration/cruise
Lack/loss of
12 Acceleration/cruise
power
13 Knocking/pinging Acceleration/cruise
14 Poor fuel economy
15 Emission compliance
16 High oil consumption/leakage
Cooling system
17 Overheating
concerns
Cooling system
18 Runs cold
concerns
19 Exhaust smoke
20 Fuel odor (in engine compartment)
21 Engine noise
22 Vibration concerns (engine)
2008 Mazda CX-9 Grand Touring
2008 ENGINE Symptom Troubleshooting (MZI-3.7) - Mazda CX-9
The vehicle SURGES [MZI-3.7].)
bucks/jerks during
acceleration, cruising,
or deceleration.
A momentary pause at
the beginning of
acceleration or during
acceleration.
A momentary minor
irregularity in engine
output.
The performance is (See NO.12 LACK/LOSS OF
poor under load (such POWER-
as power down when ACCELERATION/CRUISE
climbing hills). [MZI-3.7].)
Sound is produced
when the air/fuel
(See NO.13
mixture is ignited by
KNOCKING/PINGING-
something other than
ACCELERATION/CRUISE
the spark plug (such
[MZI-3.7].)
as hot spot in
combustion chamber).
The fuel economy is (See NO.14 POOR FUEL
unsatisfactory. ECONOMY [MZI-3.7].)
(See NO.15 EMISSION
Fails emissions test.
COMPLIANCE [MZI-3.7].)
(See NO.16 HIGH OIL
The oil consumption
CONSUMPTION/LEAKAGE
is excessive.
[MZI-3.7].)
The engine runs at (See NO.17 COOLING
higher than normal SYSTEM CONCERNS-
temperature/overheats. OVERHEATING [MZI-3.7].)
The engine does not (See NO.18 COOLING
reach normal SYSTEM CONCERNS-
operating temperature. RUNS COLD [MZI-3.7].)
Blue, black, or white
(See NO.19 EXHAUST
smoke from exhaust
SMOKE [MZI-3.7].)
system
(See NO.20 FUEL ODOR (IN
Gasoline fuel smell or
ENGINE COMPARTMENT)
visible leakage
[MZI-3.7].)
Engine noise from (See NO.21 ENGINE NOISE
under hood [MZI-3.7].)
Vibration from under
(See NO.22 VIBRATION
hood or driveline
CONCERNS (ENGINE)