Engine Identification

1991 Volvo 740 Base, 4D Wagon, Automatic, AW70LSECTION Engine Identification
NOTE: For engine repair procedures not covered in this article, see ENGINE OVERHAUL PROCEDURES - GENERAL INFORMATION article in the GENERAL INFORMATION section.

Engine can be identified by the sixth and seventh characters of Vehicle Identification Number (VIN), located on top of instrument panel near left corner of windshield. Engine serial and part number are located on lower left corner of label on camshaft/timing belt cover or stamped on cylinder block, behind distributor.

ENGINE IDENTIFICATION CODES

Application VIN Code
2.3L 4-Cylinder
B230F Non-Turbo 88
B230FT Turbo 87
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.