626 LX L4-2.0L DOHC (1999)
EPC SOLENOID CONTROL
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At a low current, the TV circuit pressure is higher, resulting in high line pressure.
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At a high current, the TV circuit pressure is lower, resulting in lower line pressure.
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In a fail-safe mode, maximum TV circuit pressure is present, resulting in maximum line pressure.
SOLENOID CIRCUITS
OVERVIEW
The LA4A-EL transaxle has hydraulic circuits to control the scheduling of shifts. The PCM has control of four solenoids: SS1, SS2, 3-2 T/CCS, and
TCC to do the following operations:
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Move shift valves to provide transaxle operation in the first, second, third and fourth gear
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Control the timing of a 3-2 shift
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Control the apply and release of the coast clutch
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Control the release, apply, and modulation of the torque converter clutch