Mazda MX-6 1998, Руководство по ремонту

Страница: 717 / 1282

TROUBLESHOOTING [LA4A-EL]
5 NO FORWARD AND NO REVERSE ENGAGEMENTS (NO VEHICLE MOVEMENT)
[TROUBLESHOOTING HINTS]
• ATF • Torque converter
• Improper pressure • Chain and sprocket component
• Internal or external linkages • Park mechanism
• Control valve body • Joint shafts
• Oil filter and seal component • Final drive and differential component
• Oil pump • Planetary gearsets (Differential)
• Drive plate
• Turbine shaft to forward/coasting/direct (F/C/D) clutch
cylinder
STEP
INSPECTION ACTION
1 ATF
• Are there any problems with the following?
• Level
• Condition
d
- 0 5 -1 7A AUTOMATIC TRANSAXLE
FLUID (ATF) INSPECTION [LA4A-EL]
Yes Service as required
No Go to next step
2
Improper pressures
• Do any of the following problems exist?
• Low line pressure
• No line pressure
o - 0 5 -1 7A MECHANICAL SYSTEM TEST
[LA4A-EL], Line Pressure Test
Yes If pressure is low, check the following possible
components: Control valve body, oil filter and seal
component, oil pump
Go to step 4
If okay, proceed to turbine shaft
Check torque converter pump shaft and component
Go to step 7
No Go to next step
3
Internal or external shift linkages
• Do any of the following problems exist?
• Damaged
• Misadjusted
• Misassembled
tr 0 5 -1 8 SELECTOR LEVER
REMOVAL/INSTALLATION
Yes Service as required
No Go to step 10
4 Control valve body
• Do any of the following problems exist?
• Bolts are not torqued to specification
• Gaskets are damaged
• Pressure plate/gasket are damaged, or
missing
• Main regulator valve, manual valve stuck,
are damaged, plugged, or missing, “Z” Link
is not connected
Yes Service as required
No Go to next step
5
Oil filter and seal component
• Do any of the following problems exist?
• Filter/seal is damaged, plugged, or missing
• Recirculating seal is damaged, or out of
position
Yes Service as required
No Go to next step
6
Oil pump
• Do any of the following problems exist?
• Bolts are not torqued to spec,
• Gasket is damaged, missing
• Porosity/cross leaks, or passage(s) are
blocked
• Pump support seal rings are missing
• Oil pump shaft is broken, or damaged
Yes
Service as required
No Go to step 3
7 Drive plate
• Do any of the following problems exist?
• Damaged
• Broken
c r 0 5 -1 7A AUTOMATIC TRANSAXLE
DRIVE PLATE
REMOVAL/INSTALLATION [LA4A-EL]
Yes
Service as required
No
Go to next step
8 Turbine shaft to forward/coasting/direct
clutch cylinder housing
• Is there splines damaged?
Yes
Service as required
No Go to next step
0 5 -0 1 A -4 2