Difference between revisions of "17606"

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==== Special Notes ====
 
==== Special Notes ====
  
On V6 engines, B1S2 and B2S2 can share a common ground though the ECM, see wiring diagram
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On V6 engines, B1S2 and B2S2 may share a common ground though the ECM, see wiring diagram

Latest revision as of 14:35, 6 October 2010

17606/P1198 - Oxygen (Lambda) Sensor Heater Circuit: B1 S2: Electrical Malfunction

Possible Causes

  • Failed O2 sensor heater circuit
  • Wiring Harness issue
  • Failing ECM

Possible Solutions

  • Inspect and test O2 sensor heater circuit as per repair manual
  • Inspect and test wiring harness as per wiring diagram
  • Replace ECM if O2 sensor and wiring harness are to factory design

Special Notes

On V6 engines, B1S2 and B2S2 may share a common ground though the ECM, see wiring diagram