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P1496 Diagnostic Trouble Code Discussion for March 2011

5-Volt VREF Supply Voltage Too Low

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Trouble Ticket Help Requests for DTC P1496
Help Request Posted
1997 Chrysler Cirrus LX 2.5L MIL Lamp on VIN: 1C3EJ56HXV
P1496: 5-Volt Reference Supply Voltage Too Low. OK this thing has 4.965v out of the 5v supply wire from ecm (pin#61)my scan tool reads ZERO volts on the Iat but reads its temp exactly the same as the coolant temp, which is reading correctly. the 1496 code sets if the supply 5v from computer goes below 3.5v ...
March 29, 2011