TRANSMISSION – Buick Regal Custom 1993 – SYSTEM WIRING DIAGRAMS

TRANSMISSION

3.1L

3.1L (VIN T), Transmission Wiring Diagram, 4T60-E for Buick Regal Custom 1993

List of elements for 3.1L (VIN T), Transmission Wiring Diagram, 4T60-E for Buick Regal Custom 1993:

• (grand prix only)
• (in center console)
• (lower left front
• (on bottom of i/p, right of steering column)
• (partial)
• 1st gear input
• 2nd gear request
• 2nd gear select sw
• 4th gear input
• 5v ref
• A11
• A12
• A15
• A17
• A18
• A21
• A22
• A23
• A30
• A31
• Automatic transaxle
• B14
• B16
• B19
• B23
• B29
• B30
• B31
• B32
• Battery
• Brake sw (behind i/p, on brake pedal support bracket)
• Brake sw in
• C11
• C17
• Data link conn
• Diagnostic input
• Ecm fuse 15a
• Ect sensor
• Electronic engine control module (ecm) (right side of engine compt, forward of strut tower)
• Engine coolant temp (ect) sensor (top left side of engine)
• Fuel/ ecm fuse 20a
• Fuse block: i/p
• G110
• G110 (lower left front of engine on transaxle stud)
• G205 (behind i/p, on right side of steering column support)
• Ground
• Headlight sw
• Hot at all times
• Hot in run
• Hot in run, bulb test or start
• Ign fuse 10a
• Ignition feed
• Illum
• Indic fuse 10a
• Of engine on transaxle stud)
• On ind
• Red
• Rs electrical center: u/h
• Sensor ground
• Serial data line
• Shift sol a
• Shift sol a ctrl
• Shift sol b
• Shift sol b ctrl
• Sw closed in 1st gear
• Sw closed in 4th gear
• Tan
• Tcc sol
• Tcc sol ctrl
• Throttle position (tp) sensor (top of engine, on throttle assembly)
• Tp sensor
• Transaxle pos sw (left of engine, on transaxle)
• Transxl pos sw in
• Vehicle speed sensor (vss) (right rear of engine, on transaxle)
• Vss in
• Vss rtn

3.8L

3.8L (VIN L), Transmission Wiring Diagram, 4T60-E for Buick Regal Custom 1993

List of elements for 3.8L (VIN L), Transmission Wiring Diagram, 4T60-E for Buick Regal Custom 1993:

• top of transmission)
• (3.8l) (3.4l)
• (behind i/p, right side
• (bottom of i/p, right of steering column)
• (left rear of engine comp.,
• (right side of engine,
• 5v ref
• A18
• A19
• A21
• A22
• Automatic transaxle
• Automatic transaxle range sw
• B11
• B20
• B21
• B22
• Battery
• Brake input
• Brake sw (behind i/p, on brake pedal support)
• C13
• C14
• C17
• C19
• C21
• Cruise control system
• Cruise on input
• D10
• D12
• D13
• D14
• D18
• D21
• Data link connector (partial)
• Diag. request input
• Ecm
• Ecm svc fuse 10a
• Ect sensor
• Engine coolant temp (ect) sensor top left side of engine)
• Fuse 15a
• Fuse block: i/p
• G120 below electronic ignition control module)
• G205 of steering column support)
• Ground
• Hot at all times
• Hot in run, bulb test or start
• Ignition
• Indic fuse 10a
• Powertrain control module (right side of engine compt, forward of strut tower)
• Red
• Res/accel input
• Rs electrical center: u/h
• Serial data
• Shift sol a
• Shift sol a ctrl
• Shift sol b
• Shift sol b ctrl
• Tan
• Tcc
• Tcc (pwm) sol
• Tcc (pwm) sol ctrl
• Tcc ctrl
• Tcc fuse 15a
• Throttle position (tp) sensor (top of engine, on throttle assembly)
• Tps input
• Trans pos sw a
• Trans pos sw b
• Trans pos sw c
• Trans pos sw parity in
• Vehicle speed sensor (vss) (right rear of engine, on transaxle)
• Vss in
• Vss rtn