Mazda Mazda6 Workshop Manual Supplement page 321

Troubleshooting item
1 Melting of main or other fuses
2 MIL illuminates
3 Will not crank
4 Hard start/long crank/erratic start/erratic crank
5 Engine stalls
6 Cranks normally but will not start
7 Slow return to idle
8 Engine runs rough/rolling idle
9 Fast idle/runs on
10 Low idle/stalls during deceleration
Engine stalls/quits
Engine runs rough
Misses
11
Buck/jerk
Hesitation/stumble
Surges
12 Lack/loss of power
13 Knocking/pinging
14 Poor fuel economy
15 Emissions compliance
16 High oil consumption/leakage
17 Cooling system concerns Overheating
18 Cooling system concerns Runs cold
19 Excessive black smoke
20 Fuel odor (in engine compartment)
21 Engine noise
22 Vibration concerns (engine)
23 A/C does not work sufficiently
24 A/C always on or A/C compressor runs continuously
25 A/C does not cut off under wide open throttle conditions
26 Constant voltage
TROUBLESHOOTING
After start/at idle
Acceleration/cruise
Acceleration/cruise
Acceleration/cruise
Acceleration/cruise/ deceleration
Acceleration
Acceleration/cruise
Acceleration/cruise
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F2–169
F2