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P0443 Diagnostic Trouble Code Discussion for January 2014

EVAP Purge Solenoid Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0443
Help Request Posted
1999 Dodge Ram 3500 Van 5.9L No Start, Poor Idle Quality VIN: 2B7LB31Z9X
P0443: EVAP Purge Solenoid Circuit Malfunction. Greetings all. This van was towed in with the complaint of no power but was received as a no start. Testing found no to erratic spark (tested at coil wire). When it became more consistent, it would run but poorly eventually stalling. I check the signal from th...
January 16, 2014
2001 GMC Yukon XL 1500 SLT 5.3L MIL Lamp on VIN: 3GKEC16T91
P0443: EVAP Purge Solenoid Control Circuit Malfunction. tank pressure voltage reads 1.25v when i use my modis to command purge solenoid to 10% or more there is no change to tank pressure voltage. 12v to purge solenoid and opens when control wire is grounded manually. im thinking ecm driver is not grounding control ...
January 24, 2014