The 4L60E is one of the most popular and widely used automatic transmissions in the automotive industry. It is commonly found in vehicles such as trucks, SUVs, and performance cars. The 4L60E is known for its durability and reliability, but like any mechanical component, it can experience problems over time. One common issue with the 4L60E transmission is solenoid failure. In this article, we will discuss the solenoids in the 4L60E transmission and provide a diagram to help you understand how they work.
What are solenoids?
Before diving into the specifics of the 4L60E solenoids, its important to understand what a solenoid is and how it works. A solenoid is an electromechanical device that converts electrical energy into mechanical energy. It consists of a coil of wire wrapped around a metal core. When an electric current passes through the coil, it creates a magnetic field that moves the metal core, allowing it to perform a specific function.
In the case of the 4L60E transmission, there are several solenoids that control various functions of the transmission. These solenoids are responsible for shifting gears, locking and unlocking the torque converter, and controlling line pressure. Without functioning solenoids, the transmission may not operate correctly or may not operate at all.
4L60E solenoid diagram:
To better understand how the solenoids in the 4L60E transmission are arranged and interact with each other, lets take a look at a simplified diagram:
1. 1-2 shift solenoid (SS1): This solenoid is responsible for controlling the transmissions first and second gear shifts. It is located inside the transmission valve body.
2. 2-3 shift solenoid (SS2): This solenoid is responsible for controlling the transmissions second and third gear shifts. It is also located inside the valve body.
3. TCC (torque converter clutch) solenoid: This solenoid is responsible for engaging and disengaging the torque converter clutch. When engaged, the torque converter clutch locks the engine and transmission together, reducing slippage and improving fuel efficiency. It is located in the transmission valve body.
4. Pressure control solenoid (PCS): This solenoid is responsible for controlling the line pressure in the transmission. The line pressure affects the shift quality and overall performance of the transmission. The pressure control solenoid is located in the valve body.
These solenoids work in conjunction with the transmission control module (TCM) to ensure smooth and accurate shifting. The TCM monitors various sensors throughout the vehicle, such as throttle position, vehicle speed, and engine load, to determine the appropriate gear shift points and timing. It then sends signals to the solenoids to engage or disengage based on these inputs.
Common solenoid problems:
While the 4L60E solenoids are generally reliable, they can experience problems over time. Some common solenoid issues include:
1. Electrical failure: The solenoids rely on electrical signals to function properly. If the wiring or connections become damaged or corroded, the solenoids may not receive the correct signals or may not receive any signal at all.
2. Mechanical failure: The solenoids have moving parts that can wear out or become stuck over time. This can result in poor shifting, slipping, or a complete transmission failure.
3. Valve body issues: The solenoids are located in the valve body, which is the control center of the transmission. If the valve body becomes damaged or clogged with debris, it can prevent the solenoids from operating correctly.
Conclusion:
The solenoids in the 4L60E transmission play a crucial role in its operation. They control shifting, torque converter engagement, and line pressure. Understanding how these solenoids work and their location within the transmission can help diagnose and troubleshoot transmission problems. If you are experiencing issues with your 4L60E transmission, it is always best to consult a professional mechanic who specializes in transmission repair. They will have the knowledge and expertise to diagnose and repair any solenoid-related issues to ensure your transmission is functioning properly.
Sonnax 4L60-E, 4L65-E, 4L70-E. Each layout: Displays an exploded view location guide for individual valve trains Identifies symptoms and recommended solutions for quality rebuilds Provides active links to view specific part details Lists any tools/fixtures required for part installation Illustrates correct part orientation
4L60E Shift Solenoid - Part 1 (Basic Operation) - YouTube 4l60e solenoids diagram. Southpaw Autoworks 10.2K subscribers Join Subscribe 646 Share 10K views 9 months ago PHOENIX Learn how the 4L60E Shift Solenoid works (1-2 shift solenoid) (Shift Solenoid A) (2-3 shift. 4l60e solenoids diagram. 4l60e Shift Solenoid Symptoms, Testing & Replacement | CPT 4l60e. On a 4l60e, the shift solenoids are located on the rearward end of the transmission against where the pan bolts to the case. The image below shows how easily accessible the shift solenoids are once the pan and filter are removed
If you need to replace your shift solenoids, they are a pretty straightforward piece to remove and install.. GM 4L60-E Valve Body Identification Guide | Sonnax. GM 4L60-E Valve Body Identification Guide. 93-94. Number of Valve Body Solenoids 4l60e solenoids diagram. 4. EPC Solenoid
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. Early. 3-2 Control Solenoid
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. PWM (metal, white) 10-15 Ω. TCC Solenoid.. 4l60e Transmission Exploded View Diagram | CPT 4l60e 4l60e solenoids diagram. Internal Parts Diagram Wire Harness Diagram Neutral Safety Switch Diagram 1-2 Accumulator Diagram Pump Diagram Case Identification Diagram Valve Body Parts Diagram Valve Body Bolts Diagram Valve Body Identification Mechanical Components Diagram Bellhousing Bolt Pattern Diagram. PDF 4L60E Technical Information - trucktransdiag.com 4l60e solenoids diagram. Gear Ratios and clutch/solenoid charts Pressure testing transmission Gauge port location, use 0-400 psi gauge Reverse: 64-324 psi (min/max) Park, neutral, drive ranges 55-189 (min/max) The folowing chart can be used to determine pressure using scanner to command pressure at all settings to determine epc function/pump and internal leaks. 4l60e solenoids diagram. 4L60E Shift Solenoid Symptoms and Diagnosis | Drivetrain Resource. What do shift solenoids do in the 4L60E? The short answer would be that the shift solenoids found within the 4L60E transmission receive instructions from the ECU/TCM to open and close. This is where the "E" in 4L60E comes from. It means electronic control.
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. 4L60E Transmission External Wiring Harness Diagram - What Is It? 4l60e solenoids diagram
Below is the diagram for the 4l60e transmission external wiring harness. Image Courtesy: CPT 4L60E From the diagram above, you can see the external wiring harness for the 4160e transmission comprises various parts. These include: 1. Shift solenoids The external wiring harness of the 4l60e boasts two shift solenoids, including upshift and downshift.. 4L60E Valve Body Diagram 1996-2003 - GM Transmission Parts. Solenoid/Filter Swap Kits Filters Filter-Gasket Kits Friction/Clutch Plates Gaskets, Seals & O-Rings Gaskets Lip Seals Metal Clad Seals
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. 4L60E Valve Body Diagram 1996-2003; 4L60E Valve Body Diagram 1996-2003. 4l60e solenoids diagram. 4l60e Identification Diagram - How To Identify 4l60e Transmission
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. 4l60e Case Identification Diagram. Sticker ID informtaion found on the top of the case: 1 - 4 = 2004. 2 - Model 4l60e solenoids diagram. 3 - Hydra-Matic 4L60-E
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. 4 - Transmission Asm. as Shipped Number. 5 - 4 = Model Year. 6 - Julian Date or Day of the Year. 7 - Letter After Julian Date Identifies the Plant Shift Build.. 4l60e TCC Solenoid Location, Removal, & Replacement - CPT 4l60e 4l60e solenoids diagram. The 4l60e TCC Solenoid is located on the front passenger side of the transmission near the valve body. The image below shows the locations of various solenoids. Symptoms Of Failing TCC Solenoid When your 4l60es TCC solenoid begins to fail, there are a number of obvious signs. 4l60e solenoids diagram. HOW TO Replace All 4L60E Shift Solenoids and Torque Converter . - YouTube. In this video we show how to remove the transmission pan and change the shift solenoids and torque converter clutch (TCC) solenoid in Petes 2004 Silverado 1500 LS 4x4 with the 4L60E.. ⫷ GM 4L60-E Shift Solenoid 1-2 3-4 A and B replace p0756 4l60e solenoids diagram. - YouTube. Cover a few questions about the shift solenoids
How to test Wiring harness and test the solenoids. Removing and replacing the shift solenoids for A & B in t.. PDF General Motors 4L60E - .NET Framework. position. The following oil circuit diagrams will explain the circuit and how to test the sys-tem in a quick and simple technique 4l60e solenoids diagram. In 1st gear, shift solenoid "A" and "B" are "ON"-closed. With the shift solenoid "A" "ON"-closed, the 1-2 signal oil strokes the 1-2 shift valve against the spring in the 1st gear posi-tion. 1st Gear. Sonnax GM 4L60-E Transmission. The 4L60-E is also a popular racing transmission 4l60e solenoids diagram. Common Transmission Symptoms Click to See Recommended Parts 1-2 Harsh 2-3 Concerns 3-4 Clutch failure Code 1870 Reaction carrier shaft damage Wrong gear starts Browse all 4L60-E transmission parts here or use the filters below to find just what you are looking for. Narrow Your Choices. 4l60e Wire Harness Diagrams | CPT 4l60e. Internal Parts Diagram Wire Harness Diagram Neutral Safety Switch Diagram 1-2 Accumulator Diagram Pump Diagram Case Identification Diagram Valve Body Parts Diagram Valve Body Bolts Diagram Valve Body Identification Mechanical Components Diagram Bellhousing Bolt Pattern Diagram. PDF Installation and Operation Manual for 4L60E, 4L65E, 4L70E, 4L80E, and .. The Bosch pressure control solenoid used in pre-1994 4L80E transmissions is . Transmission Connectors (4L60E) Connect the Solenoid and TSS cables to the transmission. THE CONNECTORS MUST BE KEYED CORRECTLY for proper transmission operation (see the diagram below for details). Additionally, connect the Neutral Safety Switch and. 4l60e Valve Body Identification | CPT 4l60e. 1993 - 1994 4l60e Valve Body Identification. Number of valve body solenoids: 4 4l60e solenoids diagram. EPC Solenoid: Early. 3-2 Control Solenoid: PWM (metal, white) 10-15 Ω. TCC Solenoid: None. Manual Valve: Non-vented. Casting: Bottom - open port over 3-2 valve, Bottom - no vent at manual valve. Part Number: GM046.. PDF GM 4L60-E - .NET Framework 4l60e solenoids diagram
notes 4l60e solenoids diagram. trans 1: a. 1 +12v power. 12vdc solenoids. red 18ga. trans plug pin e. trans 1: a. 2 +12v .. Building the Killer 4L60E - Top Tips for Optimizing Your 4l60e solenoids diagram. - Sonnax. Installing a Sonnax oversized PR valve ( 77917-06 or 77917-07 ), boost valve with O-rings ( 4L60E-LB1, 4L60E-LB2 or 77898E-K) and AFL valve kit ( 77754-09K) is highly recommended for resolving pump pressure problems. The Sonnax [Performance Pack HP-4L60E-01 for 94-later units includes an O-ringed boost valve.. 4L60E transmission rebuild manuals (700R4). A principally new four-speed automatic transmission 4L60E was developed, which got a reinforced hydro block and a special pumps design that allowed in a high-quality way to ensure engine lubrication. To ensure high-quality transmissions lubrication solenoids channels were significantly increased. This required the use of updated and .. How To Make a 4L60E Manual Shifter - Transmission Bench - Roadkill Customs. Wiring Diagram/Schematic Take a look at this schematic: this is what you must build 4l60e solenoids diagram
. The TCC On/Off solenoid should be 12-28 Ohms. The TCC PWM solenoid should be 7-20 Ohms 4l60e solenoids diagram
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. Earlier transmissions wont have this solenoid, so checking it will show an open circuit 4l60e solenoids diagram. (50k - ∞) The EPC solenoid should be 3-6 Ohms. Shift solenoid 1 should be 12-28 Ohms. Shift solenoid 2 should be 12-28 Ohms. For 1996 and up, the 3/2 downshift .. 2007 GMC Sierra 1500 Transmission Control Solenoid - AutoZone. Standard Delivery. Estimated Delivery May 13. Add TO CART. Notes: Transmission model 4L60E. Solenoid, Shift, 3-2 Downshift and PWM TCC-Lock-Up Apply, 1-2-Required. DACCO is no longer supplying torque converters. For availability and technical support, call TC Remanufacturing at 1-800-882-6089. PRICE: 41.49.. Part 1 -How To Test Shift Solenoids A And B (1999-2010 V8 Chevrolet .. Page 1 2 3 Testing shift solenoid A and shift solenoid B, in your 1999-2008 V8 equipped Chevrolet Silverado and GMC Sierra is not hard. In this tutorial, Ill explain how to resistance test them with a multimeter. Youll be able to easily find out if theyre bad or not 4l60e solenoids diagram. NOTE: Shift solenoid A refers to 1-2 shift solenoid..
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