157 4

UnclassifiedCooling

What This Code Means

AUX DIG(N) voltage >=5.5 VDC; Coolant Level Stage 2 High Voltage; AUX_DIG(N) DTC active

Possible Causes

  • Intermittent Problem
  • Faulty sensor
  • Faulty ECM
  • Faulty Harness

Suggested Actions

  1. 1Perform On-Board (OBD) System Check
  2. 2Measure the input voltage of AUX_DIG(N)
  3. 3Replace with known good sensor and re-test

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