1. Drive shaft (LH)
2. Oil pan
7B-34 AUTOMATIC TRANSMISSION (3 A / T) (VEHICLE WITH WU-TWC)
9) Possible causes for out-of-specification line pressure are as
follows. Check each part which is suspected to be the cause.
Line pressure
Possible causes
Higher than specification
in D and R rangesRegulator valve defective
Throttle valve in valve body
defective
Accelerator cable and oil
pressure control cable
maladjusted
Lower than specification
in D and R rangesOil pump defective
Regulator valve defective
Throttle valve in valve body
defective
Accelerator cable and oil
pressure control cable
maladjusted
Lower than specification
only in D rangeForward clutch oil pressure
system oil leakage
D range oil pressure system
oil leakage
Lower than specification
only in R rangeDirect clutch oil pressure
system oil leakage
1st-reverse brake oil
pressure system oil leakage
R range oil pressure system
oil leakage
10) Reinstall plug and tighten it to specification.
Tightening Torque
(a): 7.5 N·m (0.75 kg-m, 5.5 lb-ft)