1x type male terminal used in: 2-pin multi-purpose ignition, ETC & coolant sensor connectors, 3-pin camshaft sensor connector.5x types female terminals used in: 4-pin ignition coil connectors, 2-pin fog lamp sensor connectors, 4-pin oxygen sensor connectors (OEM 144998-5), 3-pin PAS pump connectors, 2-pin multi-purpose: ignition, ETC & coolant sensor connectors, 2-pin multi-purpose socket connectors (OEM 9144275), 2-pin H7 headlight connectors.Full range of sensor connectors, terminal top up packs and associated weatherproof seals available from Connect.For the perfect seal on these 1.5 & 3.5 series terminals & seals please use Laser ratchet crimping tool, Part No. 7642, which has specially designed jaws for a professional crimp. *Note: all OEM references are equivalent to OEM.