Ford 4R70W: Part No. TC-5
Compushift
® Transmission Controller
Price: $1330.00
(Price includes Controller Display)


Controller Specifications

System Design:
•
High-speed digital signal processor running Compushift® software
• Software preprogrammed shift and pressure tables, proprietary shift algorithms, built in diagnostics and optional display controller software
• Nonvolatile memory for storage of calibration and programming information
• High density multi layer surface mount printed circuit board
• Factory and field upgradeable

Programming:
•
Factory programmed with all necessary software
• Simple adjustments and calibration available with screwdriver adjustment and pushbutton
• Advanced control and setup available with optional display
• No PC or laptop computer required in order to completely program Compushift®

Shift Sequencing:
•
Automatic shifting controlled by shift lever, vehicle speed and throttle position
• Manual mode controlled by shift lever only
• Adjustable with screw adjustment or display

Shift Quality:
•
Automatic control based on throttle position and heuristic algorithm
• Adjustable with screw adjustment or display

Torque Converter Clutch:
•
Lock and unlock based on throttle position, vehicle speed, gear
• User adjustable lock based on vehicle speed
• User adjustable unlock based on throttle position
• User adjustable lock based on transmission gear. Available operating modes are “Never”, “3rd and 4th gear” or “4th gear only”.

Chassis:
•
Chassis is a factory sealed black powder coated aluminum box with mounting
flanges. There are no user serviceable parts inside. The chassis should not be opened.

Dimensions:
•
3.75 x 4.5 x 2.25” excluding mounting flanges
• Mounting flange dimensions
• 3.75 x .5” (two flanges, opposite ends)

Mounting slots:
•
2 slots per flange, beveled to take a #8 oval head sheet metal screw
• Mounting Requirements
• Controller must be mounted in a dry area, not exposed to heating by exhaust, cooling, or heating system
• Controller must have a clear air circulation. A 1” air clearance around sides and top is recommended.

Environmental Requirements:
•
Relative Humidity, 0-90%, non-condensing
• Temperature (Operating), -30 to 60 C (-22 to 140 F)
• Temperature (Storage), -30 to 85 C (-22 to 185 F)

Protection:
•
Automatic internal shutdown for over temperature condition
• Automatic protection against failed solenoids

Electrical Specifications:
•
Supply Voltage
• 8 to 16 Volts DC
• Supply Current, Quiescent
• 600ma @ 14.4 Volts
• Supply Current, Maximum
• 5 A @14.4 Volts (dependent on transmission type)

Solenoid Capacity:
•
6 Solenoids with automatic short circuit protection
• Short and open circuit detection with fault reporting

Tachometer Input:
•
High impedance 0 to 12 Volt signal input.
• Tachometer input not required. Used for wide-open throttle upshift and optional display and data log

Speedometer Input:
•
Designed for variable reluctance inductive pickup on GM and Ford transmissions
• Can function with appropriately conditioned 0 to 12 Volt signal

Speedometer Outputs:
•
Reproduced OEM TOSS Signal
• Variable pulse count per drive shaft revolution

Throttle Position Sensor Input:
•
0 to 5V input, filtered against line noise
• Automatic calibration to stroke range
• 5 V reference signal provided

Connectors:
•
Female DB 25 for transmission connection
• Male DB 9 for power supply, tachometer input, speedometer output, throttle position sensor
• RJ-11 for connection to optional display

Indicators:
•
1 Red LED indicating system status and fault codes

Adjustments:
•
1 Shift Speed adjustment potentiometer, screwdriver adjustable
• 1 Shift Pressure adjustment potentiometer, screwdriver adjustable
• 1 Throttle Position Sensor calibration switch

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