The K6A cam/crank sensor wires are highly sensitive to electromagnetic interference. Ensure the factory foil shielding remains intact and is grounded only at the ECU ground pin.
The much safer approach is to hire a professional ECU tuner. They will: suzuki k6a engine ecu pinout repack
Modifying a Suzuki K6A engine ECU harness is a highly technical task that requires a deep understanding of automotive electronics and strict adherence to safety standards. Due to the risk of fire or permanent damage to expensive electronic components, it is strongly recommended to have all wiring work performed or inspected by a licensed automotive electrician. Always consult the official manufacturer service manuals 1.2.4 and follow all local building and safety codes when performing automotive modifications. The K6A cam/crank sensor wires are highly sensitive
Identify and label the standard sensor leads running from the block to the computer plugs. They will: Modifying a Suzuki K6A engine ECU
Usually a thick wire connected to the battery via a main relay. Ignition Switched (IG): Signal that wakes the ECU.
: Double-check the Manifold Absolute Pressure (MAP) and Engine Coolant Temperature (ECT) sensor grounds. A loose or poorly shielded sensor ground trace forces the computer to rely on default safety maps. ECU Wiring Diagram for Suzuki K6A | PDF - Scribd
Open the main harness loom. Look for green corrosion (copper oxide) or blackened insulation. Cut back 1 inch past any damage.