Mazda 6 2002, Workshop Manual

Page: 463 / 1248

K–52
ON-BOARD DIAGNOSTIC
FOREWORD
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•
When the customer reports a vehicle malfunction, check the malfunction indicator lamp (MIL), HOLD indicator
light flashing, and PCM memory for diagnostic trouble code (DTC), then diagnose the malfunction according to
following flowchart.
— If the DTC exists, diagnose the applicable DTC. (See
K–53 DTC TABLE .)
— If the DTC does not exist, MIL does not illuminate, and HOLD indicator light flashes, diagnose the
applicable symptom troubleshooting. (See K–113 SYMPTOM TROUBLESHOOTING ITEM TABLE .)
*:Malfunction indicator lamp (MIL), HOLD indicator light
End Of Sie
AUTOMATIC TRANSAXLE ON-BOARD DIAGNOSTIC FUNCTION
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DTC Reading Procedure
(See F–62 ON-BOARD DIAGNOSTIC TEST .)
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AFTER REPAIR PROCEDURE
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Caution
•
After repairing a malfunction, perform this procedure to verify that the malfunction has been
corrected.
•
When this procedure is carried out, be sure to drive the vehicle at lawful speed and pay attention
to the other vehicles.
1. Connect the WDS or equivalent to the DLC-2.
2. Turn the ignition key to ON (engine OFF).
3. Verify that DTCs are cleared from memory.
4. Decrease ATF temperature to
20
°
C {68
°
F} or below .
5. Start the engine then wait 180 seconds or more .
6. Warm up the engine and ATX.
•
Engine coolant temperature: 60
°
C {140
°
F} or above .
•
Transaxle fluid temperature: 20
°
C {68
°
F} or above .
7. Shift the selector lever between P position to L range while depressing brake pedal.
8. Drive the vehicle for
150 seconds or more at a vehicle speed between 25 and 59 km/h {15 and 36 mph} ,
then 60 km/h {37 mph} or more for 100 seconds or more .
ON-BOARD DIAGNOSTIC
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