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Thread: fault code

  1. #1
    bez101's Avatar
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    fault code

    17606 - Oxygen (Lambda) Sensor Heater Circuit: B1 S2
    P1198 - 35-00 - Electrical

    from vcds wiki
    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
    whats the ECM ?

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  3. #2
    6th Gear

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    engine control modual. ecu basically.

    you need a new lambda sensor most likely. check the resistance thru the heater circuit on the sensor itself.

  4. #3
    bez101's Avatar
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    cheers murran
    would that be the pre cat lambe or the 1 after the cat ?

  5. #4
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    b1 s2 it says.... s2 = sensor 2 = post cat sensor.

    s1 being the pre cat sensor.

 

 

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