Fault Code Testing: Notes

1992 Volvo 240 Base, 4D Sedan, Automatic, AW70LSECTION Notes

This section covers fault codes dealing with ignition system ECU testing. Codes will be followed by an explanation of how to test and repair affected circuit. See IGNITION SYSTEM ECU LOCATIONΒ  table.

IGNITION SYSTEM ECU LOCATION

Application Location
240 Behind Glove Box
740/940 Under Instrument Panel, Next To Gas Pedal
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.