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Home >> Buick >> 1992 >> Riviera >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - Pcm/BCM >> Self-Diagnostic System >> Output Display Codes >> ECM Output Parameters
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ECM Output Parameters

  1. EO00

    The NO OUTPUTS display will not show HI or LO . This is normal resting code where no outputs will be cycled.

  2. EO01

    Canister purge solenoid display will be LO when solenoid is energized.

  3. EO02

    A/C clutch display is LO when clutch is engaged.

  4. EO03

    IAC motor display will be LO when pintle is extended and HI when it is retracted.

  5. EO04

    Cruise control servo display will display servo position.

  6. EO05

    No. 1 coolant fan relay (FAN REL 1) display is LO when coolant fan is energized.

  7. EO06

    No. 2 coolant fan relay (FAN REL 2) display is LO when coolant fan is energized.

  8. EO07

    Torque converter clutch display will be LO when TCC solenoid is energized.

  9. EO08

    Torque converter clutch modulated solenoid display will be LO when solenoid is energized.

  10. EO09

    Torque converter clutch shift solenoid A display will be LO when solenoid is energized.

  11. EO10

    Torque converter clutch shift solenoid B display will be LO when solenoid is energized.

  12. EO11

    HOT light display will be LO when light is on.
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