2002 MAZDA 6 wheel

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Page 321 of 909

MAZDA 6 2002  Workshop Manual Suplement TROUBLESHOOTING 
F2–169
F2
×: Applicable
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××

Page 322 of 909

MAZDA 6 2002  Workshop Manual Suplement F2–170
TROUBLESHOOTING 
×: Applicable
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× × ××××

Page 324 of 909

MAZDA 6 2002  Workshop Manual Suplement F2–172
TROUBLESHOOTING 
×: Applicable
End Of Sie
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 Eng

Page 326 of 909

MAZDA 6 2002  Workshop Manual Suplement F2–174
TROUBLESHOOTING 
NO.2 MIL ILLUMINATESA6E408018881204
Diagnostic procedure
End Of Sie
NO.3 WILL NOT CRANKA6E408018881205
Diagnostic procedure
2 MIL ILLUMINATES
DESCRIPTION•MIL illuminates in

Page 327 of 909

MAZDA 6 2002  Workshop Manual Suplement TROUBLESHOOTING 
F2–175
F2
End Of Sie
5 Is there continuity between PCM GND terminals 
65, 85, 103, 104 and GND?Yes Go to next step.
No Repair or replace wiring harness.
6 Measure voltage between PC

Page 329 of 909

MAZDA 6 2002  Workshop Manual Suplement TROUBLESHOOTING 
F2–177
F2
4 Does engine start normally after warm-up? Yes Inspect glow system operation.
(See T–19 RELAY INSPECTION)
Replace any malfunctioning part as necessary.
If glow system i

Page 332 of 909

MAZDA 6 2002  Workshop Manual Suplement F2–180
TROUBLESHOOTING 
15 Is there any restriction in exhaust system or 
catalyst converter?Yes Repair or replace as necessary.
No Go to next step.
16 Access RPM PID.
Is RPM PID indicating engine s

Page 335 of 909

MAZDA 6 2002  Workshop Manual Suplement TROUBLESHOOTING 
F2–183
F2
End Of Sie
13 Inspect glow system operation.
(See T–19 RELAY INSPECTION)
Is glow system operation normal?Yes Go to next step.
No Repair or replace malfunctioning part ac
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