P0690 Diagnostic Trouble Code Discussion for
Engine Controls Ignition Relay Feedback Circuit High
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Trouble Ticket Help Requests for DTC P0690
2010 Ford E-150 5.4L Stall
P0690: pcm power relay.
vehicle runs and drives fine only has problem when hvac blower is turned to low it dies and wont start unless you turn blower speed up
April 25, 2014
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