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Home >> Mazda >> 1991 >> 323 Base, Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel - Standard >> Component Testing >> Temperature Gauge Sending Unit >> Except Navajo

Except Navajo

  1. Remove temperature gauge sending unit from engine. Place temperature gauge sending unit in a pan of water with a thermometer. Gradually heat water.
  2. Ensure resistance of temperature gauge sending unit is 49-58 ohms at 176°F (80°C) on B2200, B2600i, MX-6, RX7 and 626; 103 ohms at 140°F (60°C) on 929; or 190-260 ohms at 122°F (50°C) on Miata, MPV, Protege and 323. Replace temperature gauge sending unit if resistance is not within specification.
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