Possible Causes

2004 Toyota Matrix XR, FWD, StandardSECTION Possible Causes
WARNING: This page is about a different car, the 2004 Chrysler Pacifica. However, it is still accessible from the selected car via links, so may be relevant.
  1. GOOD TRIP EQUAL TO ZERO
  2. OTHER POSSIBLE CAUSES
  3. SIGNAL CIRCUIT SHORTED TO BATTERY VOLTAGE
  4. TEMPERATURE SENSOR VOLTAGE BELOW 1.0 VOLT
  5. SIGNAL CIRCUIT OPEN
  6. SENSOR GROUND CIRCUIT OPEN
  7. SIGNAL CIRCUIT SHORTED TO GROUND
  8. SIGNAL CIRCUIT SHORTED TO SENSOR GROUND
  9. PCM LOW
  10. PCM HIGH
    Fig 1: Diagnostic Chart - General Temp Sensor Performance (1 Of 4)
    G00947848Courtesy of DAIMLERCHRYSLER CORP.
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.