Impressive Wiring Diagram For 4L60E Transmission Chev 4L60E Diagram - Wiring Diagram

Impressive Wiring Diagram For 4L60E Transmission Chev 4L60E Diagram - Wiring Diagram
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Chev 4l60e Diagram - Wiring Diagram - Functionportcircuitampseal pin sol a (output1)pe4vb323 sol b (output2)pm2vb435 sol32 (output3)pt1pwm434 pcpt2pwm333 tccpt3pwm232 led1pm4gpo110 led2pm3gpo27 led3pm5gpo38 led4pb4gpo49 switcha (input1)ad0egt4 (jumper)26 switchb (input2)ad1gpi26 switchc (input3)ad3egt325 paddle uppt6vr215 paddle downad6gpi54 vsspt0vr12 temp sensorad2gpi330 brake sensead7gpi43 speedo outputpt4pwm131 non-can map/tps/mafad5egt124 line strain sensorad4egt227 2wd/4wd switchpe1gpi15 spare output1 (lu sense/grasp)pt7vb1 (jumper)11 spare output2 (seize)pa0vb212. On ms-ii controllers, the can paths are: canh: cpu pin pm0 (#forty five) → 40-pin socket pin 6 → js6 jumper to spr1/canh → db37 pin 3, canl: cpu pin pm1 (#forty four) → forty-pin socket pin 11 → js8 jumper to spr2/canl → db37 pin 4. Notes: for the stress manipulate (computer) solenoid: you need a minimal 4.7 ohm (or higher resistance - up to ~10 ohms), 10 watt (or greater) resistor (which include digi-key 4.7cwbk-nd, $1.Sixty seven) at the stress manage solenoid cord from the trans connector pin d to the gpio board's pin 33. This resistor dissipates as much as four watts of electricity at low line pressures (maximum pwm possibilities). As a end result, the resistor can get hot, so mount it on a warmness sink (preferably a metallic block) in an area with lots of air move. In conjunction with that resistor, you'll need a 1n4001 recirculation diode positioned between pin c and d on the 4l60e connector (the closer to the transmission connector the better). Be cautious to orient the diode efficaciously. These additional outside components cut the flyback spikes from the solenoid to plausible stages stopping damage to various gpio board additives and doubtlessly cleansing up external alerts which includes the vss. Any solenoid that is pulse width modulated (which include the shift solenoid outputs, tcc, and luf), if they may be pwm'd) require which you placed a flyback diode at the solenoid. The illustrated commands are here: recirculation diode commands. Installation an external diode among that solenoid's voltage deliver and the road going to the gpio board. The banded end of the diode is going to the voltage supply wire, the non-banded quit of the diode is going to the line to the gpio board. Install the diode as near the solenoid as is handy. The 1n4001 diode is established externally to keep away from bringing excessive-voltage noise into the gpio. 1n4001 diodes are to be had at clearly any electronics supply keep. Without this external diode within the pwm circuits, you could damage a few internal components. The 4 resistors for the leds may be 330 to 390 ω, ¼ watt. In case you want a 'mode selection transfer' to force auto mode or allow guide mode, you can do that with a transfer and two diodes (1n4001 or equivalent): (this circuit simplest works with 'shift button polarity' = "energetic low".) When the mode transfer is closed, auto mode can be used, regardless of what you do with the shift buttons. If the mode switch is open, pushing either the upshift button or downshift button will put you in guide mode (and pushing each or switching the mode pick out switch to auto will put you returned in car mode). Sensors: the 4l60e makes use of 3 forms of sensors: temperature sensor, used to determine tcc lock-up, three stress switches (not that those are on occasion known as 'transmission pressure switches, tps, however they ought to not be stressed with the throttle function sensor), used to decide the presently decided on equipment (i.E., The shift lever function), automobile velocity sensor (variable reluctance [vr] kind), used for some of standards. Notes: there is an early and a past due version of the 4l60e transmission. The difference is the addition of the "lockup experience" solenoids (aka. Tcc pwm solenoid). Vss (automobile speed sensor) on 2wd motors is in transmission extension housing, on 4wd automobiles the vss is in switch-case. The ecu also senses a brake switch and turns off the tcc solenoid whenever brakes are applied. Tcc lock-up solenoid is usually only energized in 4th equipment, if the transmission temperature is above 250°f it'll energize it in 2d and 3rd as nicely. Responsibility cycle at the pressure manage solenoid is inversely proportional to the throttle perspective (as throttle angle will increase, duty is decreased). At idle (minimal throttle), the responsibility is at max (60). At wot (extensive open throttle), the obligation is at min (0 or off). Notice that the pc solenoid takes the area of the throttle valve cable on earlier transmissions. Inside the tunerstudioms interface, the zero-60 signal has been converted to a forty-100 sign, in which a hundred method most line pressure, and forty method minimal line pressure. This *have to* be extra intuitive for the user, with a bit of luck. All solenoids percentage common 12v line on pin e (except stress control solenoid, which has its own 12 volt deliver on pin c) and are switched on and stale with ground. Shift patternsol a (1-2/three-four) output1sol b (2-three) output23-2 sol output3tcc sol (lu)lockup sense***pressure manage solenoid solratio parkononon #on *n/a reverseonon on #on *2.294 neutralononon #on *n/a 1stononon #on *3.059 2ndoffonon ***on/off**on #on *1.625 3rdoffoffon ***on/off**on #on *1.000 4thonoffon ***on #on * 0.696 luonoffon ***on**on #on *n/a * the stress control solenoid controls foremost line stress, pulsed at 0-60 obligation cycles at 293 hertz. There may be no cleaning pulse (dither) every 10 seconds on this transmission (not like the 4l80e). ** The tcc is pulsed (frequency is 32 hertz, with duty cycle varied). Most modern have to not exceed 1.Five amps. *** The three-2 sol is pulsed at 50 hertz, zero responsibility in 1st, ninety obligation in all other gears. All through a three-2 downshift, the responsibility is reduced and this obligation is associated with the vehicle velocity; decrease velocity, lower responsibility. # The lock-up feel (luf) solenoid was in all likelihood installed high end cadillacs for seamless shifting. In first tools, at about thirteen km/h (eight mph), the oem eu pulses the luf (aka. Tcc pwm) solenoid valve at about 90 percentage duty cycle. This duty cycle is maintained until a tcc observe is commanded. Whilst car working situations are suitable to use the tcc, the oem ecu straight away decreases the duty cycle to 0 percentage, then increases it to approximately 25. The oem eu then ramps the duty cycle up to approximately 50 to obtain regulated apply stress in motors geared up with the electronically managed seize potential (eccc). With the eccc device, the strain plate does not fully lock to the torque converter. Alternatively a constant slip of 20 to 40 rpm is maintained. The charge of growth of the duty cycle controls the tcc practice charge. Further, the pcm also ramps down the luf solenoid responsibility cycle to manipulate tcc release. With some excessive torque or excessive vehicle speeds, the converter snatch is completely locked by way of the oem ecu. Solenoids: solenoidresistance (ohms at 68°f)ordinary inductance (millihenries) solenoid a20 - 4043.0 solenoid b20 - 4043.0 three-2 solenoid9 - 1414.1 tcc20 - 4056.9 lu feel10 - 11.5not regarded stress control3.5 - 4.Fifty eight.1 pressure transfer manifold the stress transfer manifold (psm) is a multiple switch assembly including 3 usually open (no) pressure switches and 2 generally closed (n/c) pressure switches. Fluid from diverse hydraulic control circuits is fed to this the stress switch manifold which lets in the ecu to determine which equipment the shift lever is presently shifted into (no longer necessarily the actual gear the transmission is in). The switch contacts are usually open and close while fluid strain causes them to. Depending upon the circuit, the transfer might also offer a floor direction when closed. The desk below shows a pin this is grounded by the psm as a "zero", at the same time as an open circuit indicates a 12 (volts). Gearpin n input1pin r input2pin p input3 parkhighlowhigh reverselowlowhigh neutralhighlowhigh 4th (overdrive)highlowlow 3rd (force)highhighlow 2ndhighhighhigh 1stlowhighhigh case connector pinfunction asol a (1-2/3-four) switched gnd output1 bsol b (2-3) switched gnd output2 e 12 electricity npressure switch a input1 rpressure transfer b input2 ppressure switch c input3 mtemperature sensor gnd ltemperature sensor signal s3-2 solenoid switched gnd output3 dpressure control solenoid switched gnd cpressure manipulate solenoid 12v ulu experience solenoid switched gnd ttcc solenoid switched gnd important line stress tap megashift has a line stress sensing/logging feature built it. It's far digikey msp6907-nd for $114. It's a zero.Five-four.5 volt output (accuracy &plusminus;5 psi), and has just a 3 cord hookup: 5v from vref on ampseal pin #28, ground, and signal to ampseal pin #27. It has a 1/8 npt fitting - similar to the transmission port. But, a 90° elbow, or maybe even some tubing, could be required in most installs to hold the sensor away from the transmission tunnel. 4l60e temperature sensor output °c°f r (ohms) -40-forty 100544 -28 -21 52426 -16 -10 18580 -4 23 12300 0 32 9379 7 forty 7270 19 sixty eight 3520 31 86 2232 forty three 110 1200 55 131 858 sixty seven 145 675 79 176 333 ninety one 194 241 103 213 154 a hundred and fifteen 239 115 127 260 seventy nine 139 284 60 151 302 forty seven megasquirt® and microsquirt® controllers are experimental devices intended for instructional functions. Megasquirt® and microsquirt® controllers aren't on the market or use on pollutants controlled vehicles. Test the laws that follow in your locality to decide if the usage of a megasquirt® or microsquirt® controller is criminal in your software. ? 2004, 2016 bruce bowling and al grippo. All rights reserved. Megasquirt® and microsquirt® are registered trademarks. This file is only for the support of megasquirt® forums from bowling and grippo. Outputs from gpio pinfunctioncontrollimits asol a (1-2/3-4) switched gnd (aka. Output1)on/off20-40 ohms (0.75 amps max.) Bsol b (2-3) switched gnd (aka. Output2)on/off20-40 ohms (zero.Seventy five amps max.) Cpressure manipulate solenoid highpower (nominal 12v)switched 12v from harness dpressure control switched gndpwm (293hz)0 to 60 (three.Five - four.6 ohms at 20°c, 1.1 amps max.) E 12 volt powerhigh (nominal 12v)switched 12v from harness ulock-up feel solenoid switched gnd now not always usedpwm (32 hertz) 10-11.Five ohms at 20°c s3-2 sol switched gnd (aka. Output3)pwm (50hz)nine-14 ohms at 20°c ttorque converter take hold of solenoid switched gndon/off20-40 ohms (1.5 amps max.). Inputs to gpio pinfunction ltemperature sensor signal mtemperature sensor gnd npressure transfer a (aka. Input1) rpressure switch b (aka. Input2) ppressure switch c (aka. Input3) n/a2wd/4wd input (ground for 4wd) n/avehicle speed sensor (vss) - has its very own 2-pin connector.

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