IAT Sensor circuit tolerances

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Haynes Manual: PCM reference voltage approximately 5V 68 degrees F 37.3 K-ohms 212 degrees F 2.0 K-ohms Are these correct and what is the tolerance on these values?

tkevinr in Lakeside CA

Dec 29, 2010

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What is your question?

Popular Answer

IAT Sensor circuit tolerances

What is your question?

Haynes Manual: PCM reference voltage approximately 5V 68 degrees F 37.3 K-ohms 212 degrees F 2.0 K-ohms Are these correct and what is the tolerance on these values?

tkevinr in Lakeside CA

Dec 29, 2010

1 Reply

Popular Answer

user69083on Dec 29, 2010

Those figures check out OK by my references, don't worry about tolerance. It just has to be close. You should see about 1.1kOhms when the engine's about warmed up.

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Popular Answer

What are the best Ford repair shops?

RepairPal Certified shops can diagnose and repair your 2003 Ford F-150. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

2003 Ford F-150 auto repair 2003 Ford F-150 estimates 2003 Ford F-150 questions 2003 Ford F-150 problems 2003 Ford F-150 recalls

1 Reply

Popular Answer

user69083on Dec 29, 2010

Those figures check out OK by my references, don't worry about tolerance. It just has to be close. You should see about 1.1kOhms when the engine's about warmed up.

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IAT Sensor circuit tolerances

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