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Home >> Geo >> 1997 >> Tracker Base, 4D Utility, 4WD, Standard >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission Diagnosis - Aw03-72LE & Aw03-73LE >> Operation >> Pcm Output Devices >> Shift Solenoids No. 1 & 2

Shift Solenoids No. 1 & 2

The PCM controls transmission shifting by delivering an output signal to operate appropriate shift solenoid. Shift solenoids are located on transmission valve body. Shift solenoids are operated in accordance with shift lever range. If a shift solenoid malfunctions, PCM will select a gear. See FAIL SAFE GEAR POSITION  table.

FAIL SAFE GEAR POSITION

Position/Application Solenoid No. 1 Failure Solenoid No. 2 Failure Solenoid No. 1 & 2 Failure
"D"
1st Gear 3rd 1st OD
2nd Gear 3rd OD OD
3rd Gear 3rd OD OD
OD Gear OD OD OD
"2"
1st Gear 3rd 1st 3rd
2nd Gear 3rd 3rd 3rd
"L" (1st Gear) 1st 1st 1st