2015 CRZ K20A2 Swap, Honda Wiring Diagrams, Technical Information

The Honda K-series engine is a line of four-cylinder four-stroke car engine introduced in 2001. The K-series engines are equipped with DOHC valvetrains and use roller rockers to reduce friction. The engines use a coil-on-plug, distributorless.. Please follow this suggested wiring diagram when adding new accessories and retaining original accessories such as the multiplex coolant temperature gauge, air conditioning switch, reverse lockout, UEGO gauges, MAP sensors, IAT sensors, or switches for use with the EMS. Note that wire polarity is not important for the Air Temperature sensor.

B3 Injector 3 Injector #3 Output PnP for Injector 3 B4 Injector 2 Injector #2 Output PnP for Injector 2 B5 Injector 1 Injector #1 Output PnP for Injector 1 B6 Radiator Fan Control Low Side Driver #8 Output PnP for Radiator Fan B7 Reverse Lock Solenoid Valve (K20A2 Only) Injector #8 Output Avail, Injector Gnd, 1.5A Max. Use these as a reference for K Series engine swaps (K20, K24), building your own harness, or diagnosing issues. Provided for informational purposes only. C101 Connector ECU Connectors