Description
Plug And Play Engine Control. The Holley EFI Coyote Ti-VCT Engine Main Wiring Harness for HP Smart Coils is designed to unlock the full potential of 5.0L Coyote engines by enabling twin independent variable cam timing control. It streamlines the wiring process for Holley EFI systems, allowing for efficient integration with factory and aftermarket smart coils. This harness is essential for enthusiasts seeking precise engine management and performance optimization in their builds.
Construction and Appearance. This harness features high-quality connectors labeled for easy identification and includes pre-terminated connectors compatible with OEM style throttle position sensor and idle air control units. It is built with durable wiring and protected insulation suitable for engine bay environments, finished in a professional black textured wrap for neat installation and long-lasting reliability.
Installation. Installation is straightforward with the plug and play design minimizing the need for splicing or modification.
Application. Specifically engineered for use with 2011-2017 Coyote 5.0L and 5.2L engines, this harness supports Holley EFI HP smart coils and Ti-VCT engine setups to facilitate advanced fuel and ignition control functionalities.
Holley EFI 558-122
CA Residents: WARNING: Cancer and Reproductive Harm
- Plug And Play Coyote Main Engine Harness
- Connectors Labeled For Easy Identification
- Terminated With Ford TPS And IAC Connectors For DBW To Cable Driven Throttle Body Conversions
- Includes Power Tap Connector For Additional Powers And Grounds For Sensors Or Solenoids
- Single CAN Connector For Optional Accessories Such As Digital Dash
- Optional Fuel And Oil Pressure Transducer Connectors Pre-Terminated For Datalogging Or Gauge Monitoring
- Designed For Use With Holley EFI Smart Coil Kit Or Smart Coil Harnesses
- Requires MAP Sensor P/N 538-24
- Compatible With Ti-VCT Controller And Supporting Harnesses For Variable Cam Timing






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