18666/P2234/008756

From Ross-Tech Wiki

18666/P2234 - Oxygen (Lambda) Sensor B2 S1: Signal Shorted to Heater Circuit

Possible Symptoms

  • Malfunction Indicator Light (MIL) ON

Possible Causes

  • O2 Sensor Faulty
  • Wiring Harness Issue
  • Failed ECM

Possible Solutions

  • Inspect O2 Sensor and Its Wiring Harness, See Repair Manual.
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