TSRM/MK4 Supra/Repair Manual
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p.044

ATGE/A340 Automatic Trans (GE) — Evaluation, page 45

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p.046
Evaluation — MK4 Supra A340 Automatic Trans (GE), page 45
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Page text (OCR transcript)
EVALUATION

Problem | Possible cause

(a) Stall speed low in D and R positions.
• Engine output may be insufficient.
• Stator one–way clutch is operating properly
HINT:
If more than 600 rpm below the specified value, the
torque converter clutch could be faulty.

(b) Stall speed high in D position.
• Line pressure too low
• Forward clutch slipping
• No.2 one–way clutch not operating properly
• O/D one–way clutch not operating properly

(c) Stall speed high in R position.
• Line pressure too low
• Direct clutch slipping
• First and reverse brake slipping
• O/D clutch one–way clutch not operating properly

(d) Stall speed high in D and R positions.
• Line pressure too low
• Improper fluid level
• O/D one–way clutch not operating properly