Mazda MX-6 1998, Руководство по ремонту

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TROUBLESHOOTING
2 When IG switch is turned to ON, ABS warning light illuminates after more than 2— 4 seconds
[TROUBLESHOOTING HINTS]
• Malfunction in ABS system
• Low battery voltage
• Ignition switch malfunction
• Generator malfunction
• Improper drive belt tension
• Poor connection in ABS CM harness
• Malfunction of ABS warning light harness
• Malfunction of instrument cluster (print board)
• ABS CM inoperative
STEP INSPECTION ACTION
1 Drive the vehicle at more than 10 km /h {6.2
mph} for 5 seconds.
Did the light go off?
Yes System is okay. Delete memory
No
If any other electrical component is inoperative while ABS
warning light stays on, inspect ignition switch.
Go to next step.
2 Perform on-board diagnostic inspection using
NGS tester.
Is the diagnostic trouble code displayed? Yes Go to ABS/TCS On-Board Diagnosis.
No Go to next step.
3 Is ABS CM harness connector securely
connected to ABS CM?
Yes Go to next step.
No Connect it securely.
4 ' Is there any short circuit between ABS CM
and ABS warning light?
Yes
Repair or replace the harness, between warning light and
ABS CM.
No Go to next step.
5 Inspect print board in instrument cluster.
Is it okay? Yes Replace ABS CM.
No Replace instrument cluster (print board).
Caution
• Recheck the diagnostic trouble code after repair completion.
Note
• The ABS warning light normally illuminates for 2— 4 seconds after ignition switch is turned to ON.
• If any symptoms have occurred in the past but are now okay, malfunction of related harness could be the
possible cause and thus ABS CM is normal.
3
When
IG
switch is turned to
ON, ABS
warning light goes on and off intermittently
[TROUBLESHOOTING HINTS]
• Low battery voltage
• Poor ABS CM ground
• Malfunction of ABS warning light harness
• Malfunction of instrument cluster (print board)
• Improper bulb installation
• Poor connection in ABS harness connector
• Malfunction in ABS CM
STEP INSPECTION
ACTION
1 Is ABS CM harness connector securely
Yes Go to next step.
connected to
ABS CM?
No
Connect it securely.
2* Is harness between ABS CM and ABS
Yes Go to next step.
warning light okay?
(Inspect for short to ground)
No
Repair or replace the defective harness (short to GND)
between warning light and ABS CM.
3*
Disconnect the ABS CM connector.
Is there continuity between ABS CM (A)
terminal or (D) terminal and body ground?
Yes Go to next step.
No
Repair or replace harness.
4
Is the bulb securely Installed?
Yes Go to next step.
No Install it securely.
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