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2013 RAM 2500
6.7L I6 Cummins Diesel•4WD•AUTOMATIC•diesel•turbo
16 active safety recalls on this vehicle — view recalls
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Repairs0Labor519Torque3583Fluid10DTC1035Battery1Maintenance0Recalls16
P1194low severityPowertrain

Ambient/Battery Temp Sensor Irrational Performance

on 2013 Ram 2500 6.7L I6 Cummins Diesel · 4WD

What this code means

The PCM detected irrational or incorrect readings from the ambient or battery temperature sensor. No direct generic OBD equivalent.

Symptoms

  • Check engine light on
  • Inaccurate temp display
  • Charging issues

Common causes

  • Faulty ambient/battery temp sensor
  • Wiring or connector fault
  • Corroded terminals
  • Faulty PCM

Diagnostic steps

  1. Scan for stored codes
  2. Check sensor live data
  3. Inspect wiring and connectors
  4. Compare sensor reading to actual temp
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🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.
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