Shift Solenoids (SS1, SS2, SS3 & SS4)
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NOTE:
Shift solenoids may also be referred to as "SSA", "SSB", "SSC" and "SSD".
Transmissions contain 4 on/off shift solenoids which allow PCM to control shift scheduling. Shift solenoids are normally open 2-way solenoids. Shift solenoids (SS1, SS2, SS3 and SS4) provide gear selection by controlling line pressure to shift valves. SS4 is also used to apply and release coast clutch. See SHIFT SOLENOID OPERATION table.
SHIFT SOLENOID OPERATION
| Gearshift Lever Position | SS1 | SS2 | SS3 | SS4 | Engine Braking | |||
|---|---|---|---|---|---|---|---|---|
| "P" Or "N" | On | Off | Off | Off | No | |||
| "R" | On | Off | Off | Off | No | |||
| "D" (OD On) | ||||||||
| 1st Gear | On | Off | Off | Off | No | |||
| 2nd Gear (1) | On | Off | On | Off | No | |||
| 3rd Gear | On | On | Off | Off | No | |||
| 4th Gear | Off | Off | Off | Off | No | |||
| 5th Gear | Off | Off | On | Off | No | |||
| "D" (OD Off) | ||||||||
| 1st Gear | On | Off | Off | Off | No | |||
| 2nd Gear (1) | On | Off | On | Off | No | |||
| 3rd Gear | On | On | Off | On | No | |||
| 4th Gear | Off | Off | Off | On | Yes | |||
| "2" (Manual Select) | On | On | Off | On | Yes | |||
| "1" (Manual Select) | On | Off | Off | On | Yes | |||
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