Mazda CX-9 Grand Touring. Manual - part 325

 

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Mazda CX-9 Grand Touring. Manual - part 325

 

 

cranking time before 
starting.

[MZI-3.7].)

5 Engine stalls.

After start/at idle

The engine stops 
unexpectedly at idle 
and/or after start or 
both.

(See NO.5 ENGINE 
STALLS-AFTER START/AT 
IDLE [MZI-3.7]
.)

6 Cranks normally but will not start

The starter cranks 
engine at normal 
speed but the engine 
will not run.

(See NO.6 CRANKS 
NORMALLY BUT WILL 
NOT START [MZI-3.7]
.)

7 Slow return to idle

The engine takes more 
time than normal to 
return to idle speed.

(See NO.7 SLOW RETURN 
TO IDLE [MZI-3.7]
.)

8 Engine runs rough/rolling idle.

The engine speed 
fluctuates between the 
specified idle speed 
and lower speed and 
the engine shakes 
excessively.

(See NO.8 ENGINE RUNS 
ROUGH/ROLLING IDLE 
[MZI-3.7]
.)

9 Fast idle/runs on

The engine speed 
continues at fast idle 
after warm-up. 
The engine runs after 
the ignition switch is 
turned off.

(See NO.9 FAST IDLE/RUNS 
ON [MZI-3.7]
.)

10 Low idle/stalls during deceleration

The engine stops 
unexpectedly at the 
beginning of 
deceleration or 
recovery from 
deceleration.

(See NO.10 LOW 
IDLE/STALLS DURING 
DECELERATION [MZI-
3.7]
.)

11

Engine 
stalls/quits.

Acceleration/cruise

The engine stops 
unexpectedly at the 
beginning of 
acceleration or during 
acceleration. 
The engine stops 
unexpectedly while 
cruising.

(See NO.11 ENGINE 
STALLS/QUITS, ENGINE 
RUNS ROUGH, MISSES, 
BUCK/JERK, 
HESITATION/STUMBLE, 

Engine runs 
rough.

Acceleration/cruise

The engine speed 
fluctuates during 
acceleration or 
cruising.

Misses

Acceleration/cruise

The engine misses 
during acceleration or 
cruising.

 

2008 Mazda CX-9 Grand Touring 

2008 ENGINE Symptom Troubleshooting (MZI-3.7) - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:10:04 AM

Page 6 

© 2005 Mitchell Repair Information Company, LLC. 

Buck/jerk

Acceleration/cruise/deceleration

The vehicle 
bucks/jerks during 
acceleration, cruising, 
or deceleration.

SURGES [MZI-3.7].)

Hesitation/stumble Acceleration

A momentary pause at 
the beginning of 
acceleration or during 
acceleration.

Surges

Acceleration/cruise

A momentary minor 
irregularity in engine 
output.

12

Lack/loss of 
power

Acceleration/cruise

The performance is 
poor under load (such 
as power down when 
climbing hills).

(See NO.12 LACK/LOSS OF 
POWER-
ACCELERATION/CRUISE 
[MZI-3.7]
.)

13 Knocking/pinging Acceleration/cruise

Sound is produced 
when the air/fuel 
mixture is ignited by 
something other than 
the spark plug (such 
as hot spot in 
combustion chamber).

(See NO.13 
KNOCKING/PINGING-
ACCELERATION/CRUISE 
[MZI-3.7]
.)

14 Poor fuel economy

The fuel economy is 
unsatisfactory.

(See NO.14 POOR FUEL 
ECONOMY [MZI-3.7]
.)

15 Emission compliance

Fails emissions test.

(See NO.15 EMISSION 
COMPLIANCE [MZI-3.7]
.)

16 High oil consumption/leakage

The oil consumption 
is excessive.

(See NO.16 HIGH OIL 
CONSUMPTION/LEAKAGE 
[MZI-3.7]
.)

17

Cooling system 
concerns

Overheating

The engine runs at 
higher than normal 
temperature/overheats.

(See NO.17 COOLING 
SYSTEM CONCERNS-
OVERHEATING [MZI-3.7]
.)

18

Cooling system 
concerns

Runs cold

The engine does not 
reach normal 
operating temperature.

(See NO.18 COOLING 
SYSTEM CONCERNS-
RUNS COLD [MZI-3.7]
.)

19 Exhaust smoke

Blue, black, or white 
smoke from exhaust 
system

(See NO.19 EXHAUST 
SMOKE [MZI-3.7]
.)

20 Fuel odor (in engine compartment)

Gasoline fuel smell or 
visible leakage

(See NO.20 FUEL ODOR (IN 
ENGINE COMPARTMENT) 
[MZI-3.7]
.)

21 Engine noise

Engine noise from 
under hood

(See NO.21 ENGINE NOISE 
[MZI-3.7]
.)

22 Vibration concerns (engine)

Vibration from under 
hood or driveline

(See NO.22 VIBRATION 
CONCERNS (ENGINE) 

 

2008 Mazda CX-9 Grand Touring 

2008 ENGINE Symptom Troubleshooting (MZI-3.7) - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:10:04 AM

Page 7 

© 2005 Mitchell Repair Information Company, LLC. 

QUICK DIAGNOSTIC CHART [MZI-3.7]

[MZI-3.7].)

23 A/C does not work sufficiently.

The A/C compressor 
magnetic clutch does 
not engage when A/C 
is turned on.

(See NO.23 A/C DOES NOT 
WORK SUFFICIENTLY 
[MZI-3.7]
.)

24

A/C is always on or A/C compressor runs 
continuously.

The A/C compressor 
magnetic clutch does 
not disengage.

(See NO.24 A/C IS ALWAYS 
ON OR A/C COMPRESSOR 
RUNS CONTINUOUSLY 
[MZI-3.7]
.)

25

A/C does not cut off under wide open throttle 
conditions.

The A/C compressor 
magnetic clutch does 
not disengage under 
wide open throttle.

(See NO.25 A/C DOES NOT 
CUT OFF UNDER WIDE 
OPEN THROTTLE 
CONDITIONS [MZI-3.7]
.)

26 Exhaust sulphur smell

Rotten egg smell 
(sulphur) from 
exhaust

(See NO.26 EXHAUST 
SULPHUR SMELL [MZI-
3.7]
.)

27 Fuel refill concerns

The fuel tank does not 
fill smoothly.

(See NO.27 FUEL REFILL 
CONCERNS [MZI-3.7]
.)

28 Fuel filling shut off concerns

The fuel does not shut 
off properly.

(See NO.28 FUEL FILLING 
SHUT OFF CONCERNS 
[MZI-3.7]
.)

29 Spark plug condition

An incorrect spark 
plug condition.

(See NO.29 SPARK PLUG 
CONDITION [MZI-3.7]
.)

30 AT concerns

Upshift/downshift engagement

AT concerns not 
related to engine 
performance.

(See SYMPTOM 
TROUBLESHOOTING 
ITEM TABLE [AW6A-EL, 
AW6AX-EL]
 .)

 

2008 Mazda CX-9 Grand Touring 

2008 ENGINE Symptom Troubleshooting (MZI-3.7) - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:10:04 AM

Page 8 

© 2005 Mitchell Repair Information Company, LLC. 

Fig. 5: Quick Diagnostic Chart (1 Of 4) 
Courtesy of MAZDA MOTORS CORP. 

 

2008 Mazda CX-9 Grand Touring 

2008 ENGINE Symptom Troubleshooting (MZI-3.7) - Mazda CX-9

  

Microsoft 

 

Sunday, November 15, 2009 10:10:04 AM

Page 9 

© 2005 Mitchell Repair Information Company, LLC. 

 

 

 

 

 

 

 

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