Code 14

Coolant Sensor Circuit (High Temperature indication)

 

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Code 14 is intermittent.  If no other codes are stored, check out the tips below
Text Box: Code 14 is intermittent.  If no other codes are stored, check out the tips below
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Disconnect Sensor
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Scan tool should display -22 degs F, or less
Text Box: Disconnect Sensor Scan tool should display -22 degs F, or less
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Does Scan tool display 275 degs F or more?
Text Box: Does Scan tool display 275 degs F or more?

No
Text Box: No

Yes
Text Box: Yes

No
Text Box: No

yes
Text Box: yes
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Yellow wire shorted to ground or bad ecm
Text Box: Yellow wire shorted to ground or bad ecm
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Bad Sensor
Text Box: Bad Sensor

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