1989 Saab 900 SPGFACTORY OEM SERVICE PROCEDURE

Temp Sensor Resistance

COOLANT TEMPERATURE SENSOR RESISTANCE (1)

Temperature Ohms
32Β°F (0Β°C) 5800
68Β°F (20Β°C) 2600
176Β°F (80Β°C) 320
(1) Measure resistance across sensor terminals.
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

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.