S4738 BWD MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR v502901-v388789-v388788-v388787-v388786-v388785-v388784-v388783-v388780-v388779-v388778-v388777-v388674-v455242-v449081-v449080-v449071-v449067-v422661-v422658-v422657-v421282-v421278-v383234-v383233 2009 Mercedes-Benz SL500 2003 Mercedes-Benz

2009 Mercedes-Benz SL500 2003 Mercedes-Benz SL550 2007

Attaches to vehicle frame and/or bumper

2014 Ford F-350 Super Duty 2011

1974 GMC K35/K3500 Pickup 1968

1990 Lancia Fulvia 1963

S4738 BWD MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR v502901-v388789-v388788-v388787-v388786-v388785-v388784-v388783-v388780-v388779-v388778-v388777-v388674-v455242-v449081-v449080-v449071-v449067-v422661-v422658-v422657-v421282-v421278-v383234-v383233 2009 Mercedes-Benz SL500 2003 Mercedes-BenzBWD Manifold Absolute Pressure (MAP) Sensor converts engine pressure into an electrical signal so the computer knows how much load the engine is under and can adjust the appropriate fuel mixture and timing control Meets or exceeds OEM requirements A poor operating MAP sensor can set off the check engine light