Ford 2003 Mustang Workshop Manual page 2345

Any time an electrical connector or solenoid body is disconnected, inspect the connector for pin
condition, corrosion and contamination. Also inspect the connector seal for damage. Clean, repair or
install a new connector as required.
Shift Solenoids Pre-Diagnosis
Use the following shift solenoid operation information when carrying out Pinpoint Test A.
Solenoid Operation Chart
Gear Lever Position PCM Commanded Gear
P/R/N
(D)
(D)
(D)
(D)
(D)
w/OD OFF
1
2
3
Manual 2
Manual 1
a
1
a
When a manual pull-in occurs above a calibrated speed the transmission will downshift from the
higher gear until the vehicle speed drops below this calibrated speed.
EC = Electronically controlled.
HD = Hydraulically disabled.
Shift Solenoid Failure Mode Chart "Always Off"
Failed off due to powertrain control module and or vehicle wiring concerns, shift solenoid electrically or
hydraulically stuck off.
SSA ALWAYS OFF:
PCM Gear
Commanded
1
2
3
4
1
1
2
3
4
1
2
3
2
1
2
Gear Lever Position
(D) 2 1
Actual Gear
Obtained
2 2 2
2 2 2
3 a a
2 2
a a
3
2 2
Solenoids
SSA SSB TCC
ON OFF HD
ON OFF HD
OFF OFF EC
OFF ON EC
ON ON EC
ON OFF HD
OFF OFF EC
OFF ON EC
OFF OFF EC
ON OFF HD
OFF OFF EC