151 Engine Service and Repair Technician Handbook Engine Decoder 4 cylinder engines: • 5S-FE • 2AZ-FE • 1NZ-FE • 3S-FE • 2TR-FE 6 cylinder engines: • 1MZ-FE • 3MZ-FE • 2GR-FE 8 cylinder engines: • 2UZ-FE • 1UR-FE • 3UR-FE Engines in series: • 1AR-FE – 2AR-FE • 1GR-FE – 2GR-FE • 1UR-FE – 3UR-FE – 3UR-FBE Technical Training 21