What does DTC p1491 stand for in Honda?

What does DTC p1491 stand for in Honda?

If this happens, the vehicle may hesitate or surge during light acceleration, and the MIL (malfunction indicator lamp)may come on with DTC P0401 (EGR insufficient flow) or P1491 (EGR valve insufficient lift). 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.

What is the p1491 code on an Acura?

A position sensor indicates how far the valve has moved. When the PCM pulses the EGR solenoid on to a set location but does not see it reach that set location via the position sensor, code P1491 is set in memory. Code P1491 is a manufacturer specific code, mostly utilized by Honda, Acura and Isuzu.

What does it mean when Honda Odyssey says p1491?

P1491 HONDA Tech Notes 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 acceleration, and the MIL (malfunction indicator lamp)may come on with DTC P0401 (EGR insufficient flow) or P1491 (EGR valve insufficient lift).

What to do if DTC p0401 p1491 is stored?

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. If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.

If this happens, the vehicle may hesitate or surge during light acceleration, and the MIL (malfunction indicator lamp)may come on with DTC P0401 (EGR insufficient flow) or P1491 (EGR valve insufficient lift). 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.

What to do if your fault code is p1491?

If the P1491 is the only active fault code present, and there are no updates/TSBs for your particular vehicle, then the next step is to locate the EGR Valve / Lift sensor / position sensor. You can usually find the EGR valve mounted between the intake and exhaust manifold of the engine. Once located, visually inspect the connectors and wiring.

P1491 HONDA Tech Notes 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 acceleration, and the MIL (malfunction indicator lamp)may come on with DTC P0401 (EGR insufficient flow) or P1491 (EGR valve insufficient lift).

How much does it cost to repair a Honda p1491?

Please try again later. The cost of diagnosing the P1491 HONDA code is 1.0 hour of labor. The auto repair’s diagnosis time and labor rates vary by location, vehicle’s make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

If the P1491 is the only active fault code present, and there are no updates/TSBs for your particular vehicle, then the next step is to locate the EGR Valve / Lift sensor / position sensor. You can usually find the EGR valve mounted between the intake and exhaust manifold of the engine. Once located, visually inspect the connectors and wiring.

How does the Honda p1491 exhaust gas recirculation system work?

P1491 Honda Description. The Exhaust Gas Recirculation (EGR) system reduces Oxides of Nitrogen (NOx). NOx is generated by high combustion temperatures. The EGR system lowers peak combustion temperature by recirculating inactive exhaust gas into the air/fuel mixture, thus reducing NOx emissions.

Please try again later. The cost of diagnosing the P1491 HONDA code is 1.0 hour of labor. The auto repair’s diagnosis time and labor rates vary by location, vehicle’s make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

What does the P0420 code on Honda Civic mean?

As the code description implies the P0420 code means that the vehicle’s control module has detected that the three-way catalytic converter is not working properly (is not as efficient as the factory is expecting).

What is the trouble code on a Honda Civic?

One of the most common trouble codes with all Honda vehicles is the P0420. This code number references a number that is given to you when you plug your Honda Civic into a OBDII scanner. It doesn’t matter which model you have, this OBDII code has the same meaning for all of them.

What does the p1259 Honda engine code mean?

Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins. What does this mean? The cost to diagnose the P1259 HONDA code is 1.0 hour of labor. The auto repair’s diagnosis time and labor rates vary by location, vehicle’s make and model, and even your engine type.

What causes the P0420 trouble code on a Honda Civic?

There are many things that can cause the P0420 trouble code in your Civic. Here are the most common ones. Oxygen Sensor – The P0420 codes is thrown when the oxygen sensors on both sides of the exhaust have very similar readings. When the oxygen sensor is bad, it can cause a false reading and trigger the code.

What does the p1491 Honda engine code mean?

P1491 HONDA Meaning The Exhaust Gas Recirculation (EGR) system reduces Oxides of Nitrogen (NOx). NOx is generated by high combustion temperatures. The EGR system lowers peak combustion temperature by recirculating inactive exhaust gas into the air/fuel mixture, thus reducing NOx emissions.

What to do if your Honda Civic says error code p1457?

Connect the rubber hose lines by opening the clamps with the needle nose pliers. Lift the car up using your floor jack. Remove jack stands. Lower the car to the ground. It is recommended to unplug your negative (black) terminal and reconnect it before starting the car.

One of the most common trouble codes with all Honda vehicles is the P0420. This code number references a number that is given to you when you plug your Honda Civic into a OBDII scanner. It doesn’t matter which model you have, this OBDII code has the same meaning for all of them.

P1491 Honda Description. The Exhaust Gas Recirculation (EGR) system reduces Oxides of Nitrogen (NOx). NOx is generated by high combustion temperatures. The EGR system lowers peak combustion temperature by recirculating inactive exhaust gas into the air/fuel mixture, thus reducing NOx emissions.