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P2074 Diagnostic Trouble Code Discussion for September 2009

Manifold Pressure/Throttle Position Correlation - High Flow/Vacuum Leak


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Trouble Ticket Help Requests for DTC P2074
Help Request Posted
2008 Chrysler PT Cruiser 2.4L Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 3A8FY48B88
P2074: MAP/TPS Correlation/high air flow/ vaccum leak. Customer complaint of poor fuel mileage, decels fast when taking foot off gas, and mil on. Can find no vaccum leaks, idles at 1000 rpm and long term fuel trim -14. TPS & MAP test good. What can be the problem. It runs rough at idle like vaccum leak. Any he...
September 25, 2009
2008 Chrysler PT Cruiser 2.4L Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 3A8FY48B88
P2074: MAP/TPS Correlation/high air flow/ vaccum leak. Customer complaint of poor fuel mileage, decels fast when taking foot off gas, and mil on. Can find no vaccum leaks, idles at 1000 rpm and long term fuel trim -14. TPS & MAP test good. What can be the problem. It runs rough at idle like vaccum leak. Any he...
September 28, 2009
2008 Chrysler PT Cruiser 2.4L Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 3A8FY48B88
P2074: MAP/TPS Correlation/high air flow/ vaccum leak. Customer complaint of poor fuel mileage, decels fast when taking foot off gas, and mil on. Can find no vaccum leaks, idles at 1000 rpm and long term fuel trim -14. TPS & MAP test good. What can be the problem. It runs rough at idle like vaccum leak. Any he...
September 25, 2009
2008 Chrysler PT Cruiser 2.4L Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 3A8FY48B88
P2074: MAP/TPS Correlation/high air flow/ vaccum leak. Customer complaint of poor fuel mileage, decels fast when taking foot off gas, and mil on. Can find no vaccum leaks, idles at 1000 rpm and long term fuel trim -14. TPS & MAP test good. What can be the problem. It runs rough at idle like vaccum leak. Any he...
September 28, 2009