What is code P1494 Jeep?
OBD II fault code P1494 is a manufacturer specific code that is defined by car makers Chrysler, Dodge, Jeep, and Plymouth as “EVAP Leak Detection Pump Pressure Switch Condition”, or sometimes as “Leak Detection Pump SW or Mechanical Fault”, or less often as “Mechanical Incorrect input state detected for the Leak …
What causes the p0455 trouble code on a Jeep Cherokee?
There are many things that can cause the P0455 trouble code to trigger in your Jeep Cherokee. Here are the most common problems that will throw the code: Evap System Hose – The hose that carries the fuel vapor from the fuel tank to the intake manifold can begin to leak. This will cause the P0455 code. Look for either a tear or hole in it.
What does the p1494 code on a jeep mean?
P1494 JEEP Meaning The Evaporative emissions system is designed to prevent the escape of fuel vapors from the fuel system. Leaks in the system ca allow vapors to escape into the atmosphere.
What is code p1494 for leak detection pump?
Nonetheless, as stated before, code P1494 is less concerned with leaks in the EVAP system than it is with whether the Leak Detection Pump is working or not.
When does code p1494 set in Powertrain Control Module?
Note however that the above definitions all have the same basic meaning, which is that code P1494 sets when the PCM (Powertrain Control Module) has detected a malfunction in the LDP ( [EVAP] Leak Detection Pump) itself, as opposed to when a leak in the EVAP system is detected.
There are many things that can cause the P0455 trouble code to trigger in your Jeep Cherokee. Here are the most common problems that will throw the code: Evap System Hose – The hose that carries the fuel vapor from the fuel tank to the intake manifold can begin to leak. This will cause the P0455 code. Look for either a tear or hole in it.
P1494 JEEP Meaning The Evaporative emissions system is designed to prevent the escape of fuel vapors from the fuel system. Leaks in the system ca allow vapors to escape into the atmosphere.
Nonetheless, as stated before, code P1494 is less concerned with leaks in the EVAP system than it is with whether the Leak Detection Pump is working or not.
Note however that the above definitions all have the same basic meaning, which is that code P1494 sets when the PCM (Powertrain Control Module) has detected a malfunction in the LDP ( [EVAP] Leak Detection Pump) itself, as opposed to when a leak in the EVAP system is detected.