Common questions

When is the p0380 code detected?

When is the p0380 code detected?

Most auto repairs shops charge between $75 and $150 per hour. When is the P0380 code detected? – The glow plugs are commanded on and the glow plug feedback is not between 5 volts and 6.2 volts. The glow plug system is used to assist in providing the heat required to begin combustion during cold engine temperatures.

What causes DTC p0380 Mercedes-Benz ECM to set?

The California Glow Plug system has eight individual glow plug supply circuits between the controller and the glow plugs. If the feedback voltage from the controller to the ECM is not within range, DTC P0380 will set.

What does the p0380 code mean on a glow plug heater?

The P0380 code is a standard OBD-II trouble code suggesting an issue within the glow plug heater circuit. When the powertrain control module (PCM) detects a variation in the voltage from the “A” area of the glow plug heater circuit that is more than a 10 percent variation from the expected output, the P0380 code will be detected.

What kind of trouble code is p0380 DTC?

Performing a quick Internet search shows that the P0380 DTC seems to be more common on Volkswagen, GMC, Chevrolet, and Ford diesel equipped vehicles, however is possible on any diesel vehicle (Saab, Citroen, etc.) Symptoms of a P0380 trouble code may include:

What does the p0380 glow plug code mean?

A typical diesel engine glow plug: Basically, the P0380 code means that the PCM has detected a fault in the glow plug/heater circuit “A”. Note: This DTC is very similar to P0382 which that code refers to circuit “B”. If you have multiple DTC codes, fix them in the order they appear.

How much does it cost to diagnose a p0380 code?

Labor: 1.0. The cost of diagnosing the P0380 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

Can a blown fuse cause a p0380 trouble code?

While blown fuses in the glow plug heater circuit are commonly associated with the P0380 code, they are usually the result of a deeper issue. If a blown fuse is detected, it should be replaced, but it shouldn’t be assumed to be the only issue or the cause of the P0380 trouble code.

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Ruth Doyle