Engine light codes

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Nov 28, 2009 | 03:21 PM

Mago304

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Joined: Sep 2008

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Engine light codes

I just got a couple of engine light codes. Autozone didnt have read out for jags. Does anyone know what p1111 and p0037 codes mean?

Nov 28, 2009 | 05:07 PM

Cadillac

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Joined: Mar 2007

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From: Planetarium

Here you go :

P1111 - Intake Air Temperature (IAT) Sensor Circuit Intermittent High Voltage
P0037 - Heated Oxygen Sensor (HO2S) Heater Circuit Low Voltage Bank 1 Sensor 2

Nov 29, 2009 | 02:42 PM

Teck4Jag

Joined: Dec 2008

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From: SoCal

you have rats,check the connector on top of the intake manifold

Nov 30, 2009 | 03:26 PM

BuckMR2

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Joined: Oct 2006

Posts: 1,921

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From: UK

P1111 is normal.Every X Type will have this code.
It isnt an error its just a code to let you know that the system had performed all its checks successfully between turning the key from position II to starting.
Nothing to do with the Intake Air Temp Circuit