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O25 and CAT reading on Ram 1500 3.7

Old Dec 19, 2022 | 02:55 PM
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Unhappy O25 and CAT reading on Ram 1500 3.7

Keep getting pending codes on O25 and CAT. Replaced EVAP,got rid of check engine light. but OBD now gives me those pending codes O2s and CAT. A little help Please?
 

Last edited by Scott/1955; Dec 19, 2022 at 06:24 PM.
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Old Dec 19, 2022 | 02:59 PM
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What are the actual codes?
 
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Old Dec 19, 2022 | 05:21 PM
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Angry smog

On Innova 3011 OBD it looks like O2s and Cat. Pending. Yellow light. Will check for the p codes.
 

Last edited by Scott/1955; Dec 19, 2022 at 06:24 PM. Reason: just adding info.
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Old Dec 19, 2022 | 06:22 PM
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Hey You the code came up "PO 122". Thank you for any assistance.
 
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Old Dec 19, 2022 | 06:34 PM
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Throttle position sensor signal voltage low. That'll give you all sorts of interesting driveability problems...... Might be a bad sensor, might be low voltage on the sensor feed from the PCM.
 
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Old Dec 19, 2022 | 08:55 PM
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Thank you . Gives me a starting point.
 
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