Honda ACCORD HYBRID 2005 Service Manual page 852

Automatic Transmission
S y m p t o m T r o u b l e s h o o t i n g I n d e x ( c o n t ' d )
Symptom
Probable cause(s) Notes
Poor acceleration;
flares on starting
off in D, D3, and R;
stall speed low
1. Shift solenoid valve D defective
2. Torque converter one-way
clutch defective
3. Engine output low
4. Torque converter clutch piston
defective
5. Lock-up shift valve defective
Check for a stuck lock-up valve in the valve body.
Engine idle
vibration
1. Low ATF level
2. Shift solenoid valve D defective
3. Drive plate defective or
transmission misassembled
4. Engine output low
5. Torque converter clutch piston
defective
6. ATF p u m p w o r n or binding
7. Lock-up shift valve defective
• Set the idle r p m in gear to the specified idle
speed. If still no g o o d , adjust the engine and
transmission mounts.
• Check the ATF level and check the ATF cooler
lines for leakage and loose connections. If
necessary, clean the ATF cooler lines.
Vehicle moves in N 1. Excessive ATF
2. Foreign material in separator
plate orifice
3. Relief valve defective
4. Lubrication control valve
defective
5. 1st-hold clutch defective
6. 1st clutch defective
7. 2nd clutch defective
8. 3rd clutch defective
9. 4th clutch defective
10. 5th clutch defective
11. Clutch end plate clearance
incorrect
12. Needle bearing seized up, w o r n ,
or d a m a g e d
13. Thrust washer seized up, w o r n ,
or d a m a g e d
• Check the ATF level, and drain the ATF if it is over
filled.
• Check all clutch pressures.
• Inspect the clutch piston, clutch piston check
valve, and O-rings. Check the spring retainer for
wear and damage. Inspect the clutch end-plate-
to-top-disc clearance. If the clearance is out of
tolerance, inspect the clutch discs and plates for
wear and damage, and inspect the clutch w a v e d -
plate height. If the discs and flat-plates are w o r n
or d a m a g e d , replace the discs and flat-plates as a
set. If the waved-plate height is out of tolerance,
replace the waved-plate. If the discs and plates
are OK, adjust the clearance w i t h the clutch end
plate.
14-16