Corolla Sport Coupe L4-1587cc 1.6L DOHC (4A-F) (1988)
Governor: Testing and Inspection
1. MEASURE GOVERNOR PRESSURE
a. Warm up the transmission fluid.
b. Remove the transmission case test plug and mount the oil pressure gauge (SST).
SST 09992-00094
CAUTION: Perform the test at normal operating fluid temperature (50 - 80 °C or 122 - 176 °F).
c. Check the parking brake to see that it is not applied.
d. Start the engine.
e. Shift into the D range and measure the governor pressures at the speeds specified in the table.
EVALUATION
If governor pressure is defective:
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Line pressure defective
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Fluid leakage in governor pressure circuit Governor valve operation defective