2004-2007 Honda Aquatrax ARX1200N3/T3/T3D Factory Service Manual, Page 207Get this manual
FUEL SYSTEM (Programmed Fuel Injection) DTC 2-1 (MAP SENSOR) Before starting the troubleshooting, check the MAP sensor connector for loose contacts or corroded terminals, and recheck the DTC1MAP Sensor System Inspection Fit the safety lanyard clip to the base of the engine stop switchStart the engine and check the MAP sensor with the HDS at idle speedIs 1.6 indicated? YES NO Intermittent failure GO TO STEP 2
2Manifold Absolute Pressure Test Pull the safety lanyard clip off of the engine stop switchCheck the MAP sensor vacuum hoseIs the MAP sensor vacuum hose connected securely? YES NO GO TO STEP Connect the MAP sensor vacuum hose securelyARX1200T3T3D: MAP SENSOR