Mazda MX-6 1998, Руководство по ремонту

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TROUBLESHOOTING [LA4A-EL]
STEP
INSPECTION ACTION
3
Oil pump
• Do any of the following problems exist?
• Bolts are not torqued to specification
• Gaskets are damaged
• Pump support #1, seal ring is damaged,
missing, misassembled
Yes Service as required
No Go to next step
4
Torque converter component
• Do any of the following problems exist?
• Internal seals are damaged
• Piston plate is damaged, or stuck to cover
Yes Service as required
No Go to next step
5
Transaxle case
• Do any of the following problems exist?
• Porositly/cross leaks in CBY circuit
Yes Service as required
No The problem is fixed
29
OTHER: POOR VEHICLE ACCELERATION/PERFORMANCE
[TROUBLESHOOTING HINTS]
• Powertrain control system
• Internal and external shift linkages
• Torque converter clutch
• Converter OWC
STEP
INSPECTION
ACTION
1 Powertrain control system
• Are there any problems with the following?
•
Engine
• Electrical input/output
• Vehicle wiring harness
• PCM
• Transaxle fluid temperature (TFT) sensor
• Throttle position (TP) sensor
• O/D OFF switch
tr
0 5 -1 7A ELECTRICAL SYSTEM
COMPONENT [LA4A-EL]
Yes
Run OBD test
If the problem is engine related, go to engine symptom
troubleshooting
tr
0 1 -0 1 A ENGINE SYMPTOM TROUBLESHOOTING
[FS]
If the problem is not engine related, perform pinpoint tests
“BA, BB, BC, BD, BE, BF, C and D”
tr
0 5 -0 1 A AUTOMATIC TRANSAXLE ON-BOARD
DIAGNOSIS [LA4A-EL], Pinpoint Test
No Go to next step
2 Internal and external shift linkages
• Do any of the following problems exist?
• Damaged
• Misadjusted
• Misassembled
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0 5 -1 8 SELECTOR LEVER
REMOVAL/INSTALLATION
Yes Service as required
No Go to next step
3 Torque converter clutch
• Is the torque converter clutch always
applied?
Yes
Perform Symptom Troubleshooting No.28
ef
0 5 -0 1 A AUTOMATIC TRANSAXLE SYMPTOM
TROUBLESHOOTING [LA4A-EL]
No Go to next step
4 Converter one-way clutch (OWC)
Yes Sen/ice as required
• Is the converter OWC damaged?
No
Perform road test and verify proper shift schedule and
engagements
Service as required
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0 5 -1 7A ROAD TEST [LA4A-EL]
0 5 -0 1 A -6 5