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Summary of Contents for Summit SUM-240510
- Page 1 SUM-240510 MAX LS Port Injection System Installation Instructions SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM...
- Page 2 Should any one component fail, it will not constitute or justify a warranty of the entire system. Replacement and accessory items are available for purchase. If assistance is required or if you need further warranty clarification, please call Summit Racing customer service.
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Page 3: Transmission Control
Handheld Controller Cable Features Summit Racings Max LS ECU System is designed for street and performance engine applications with a 1500-6500 RPM powerband. They are designed to support 750 hp to the flywheel and all sys- tems include a 3 BAR TMAP sensor for power adder applications that support up to 30 PSI of boost (3 BAR). - Page 4 This information can be found on the RTV package. Failure to utilize proper RTV can cause premature wear of the oxygen sensors. -Your fuel tank must have a vent to prevent pressure building up inside the tank. SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM...
- Page 5 - Plan the routing of the fuel hose so there is a convenient place to install the filter for easy servicing. - Make sure you choose a position where the fuel hose can be routed without getting too close to the exhaust manifolds or any moving parts SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM...
- Page 6 If this is not adhered to, the sensor is susceptible to water damage and premature failure. - The O2 Sensor cable connects to one of the cables coming off the main harness. SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM...
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Page 7: Air Leaks
SRE manufacturer’s warranty. It is very important to ensure your exhaust is leak-free. For optimum EFI operation and function, your exhaust between the engine and the sensor must be totally secure, free of any leaks. SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM... - Page 8 - DO NOT connect the Red battery +12V wires (in sheathing) to “noisy” sources. It should ONLY be connected to the battery positive terminal. - NEVER start an engine with a battery charger attached Warning! Any modifications of the supplied wiring harness can result in a possible void of warranty SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM...
- Page 9 Any/All modifications to wiring should only be made on Item 3 “Accessory Wires,” (the vehicle side wiring) such as extensions or cuts. Any modification of the ECU main harness will result in a VOIDED warranty. SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM...
- Page 10 Idle Air Control. Connects to IAC mounted on the throttle body. Throttle position sensor. Connects to TPS mounted on the throttle body. Handheld Connection Two female connectors connect to handheld harness to plug in handheld. SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM...
- Page 11 No relay is required as one is included in the harness. 15amp current capacity. If the fuel pump being used requires more current, it is recommended to use this use this wire to trigger a larger relay that would be required for a larger current drawing fuel pump. SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM...
- Page 12 Pin 87 should go to the cooling fans, and the other wire of the cooling fan should be grounded. Ensure the fan blows towards the engine. Each fan will require a relay. SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM...
- Page 13 SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM...
- Page 14 As an alternative, you can modify and re-pin the extension harness for direct connection. Pins A and C need to be swapped. Contact the SRE technical department for details. Use supplied extension harness to connect to the cam sync sensor sub-harness as it located in the front timing cover. SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM...
- Page 15 - Once engine is running and warmed up, set the idle speed. Double-check all fasteners, clamps, and electrical connections to ensure they are all secure. - After warmup, after cooling down, with engine off, re-torque intake manifold. SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM...
- Page 16 13. If an automatic trans is selected, go to option 03 “Force Upshift RPM”, and now set to a appropriately desired value. This is the maximum RPM reached before a “Forced” shift is SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM...
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Page 17: Timing Control
(excess of 200°F) as this would be caused by improper connection of the ECU to the fans. Shut the engine off if temperatures exceed 220°F and review and fix any fan and/ or coolant temperature connections. SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM... - Page 18 OUT (counter clock-wise) until the IAC Steps starts to read between 3-10. If the number reads higher than 10, slowly turn the screw IN (clock-wise) until the IAC Steps starts to read between 3-10. SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM...
- Page 19 (Figure 36) clockwise. This will increase idle RPM. As with any engine, especially with EFI controlled ones, any vacuum leaks will cause problems. In the case of EFI controlled, with minor leaks, this typically causes a increased idle RPM SUMMIT BRAND TECH : 330.294.9747 WWW.SUMMITRACING.COM...
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