What does DTC p0401 or p1491 mean?
What does DTC p0401 or p1491 mean? If DTC P0401 or P1491 is stored, or if the engine hesitate or surges, clean the EGR port, install an EGR pipe kit, and clear the code. User Submitted Video What does this mean? Cost of diagnosing the P1491 HONDA code Labor: 1.0 The cost of diagnosing the P1491 HONDA code is 1.0 hour of labor. What does Mil code p1491 mean on Honda Odyssey? In some 1999–2003 Honda Odysseys and 2003 Honda Pilots, the EGR system may become contaminated or clogged. If this happens, the vehicle may hesitate or surge during light...