P0380 OBD Trouble Code

2 results found

P0380 - Generic
Type Powertrain - Ignition System or Misfire - ISO/SAE Controlled
Description

Glow Plug/Heater Circuit "A"

P0380 - GM
Type Powertrain - Ignition System or Misfire - ISO/SAE Controlled
Description

Glow Plug Performance Conditions

Cause

Glow Plugs commanded on, then the PCM detected the voltage at the plugs was less than 4.0v, or with Glow Plugs commanded off, then the PCM detected that the voltage at the plugs was more than 4 Ov, or with the Glow Plugs commanded on, the PCM detected more than a 2v difference between the system and plug voltage

Try also: https://www.obd-codes.com/p0380