The module is on the front right-hand side of the engine compartment to the right of the front fuse box wedge, slightly below it, next to the wing.
To remove the glow plug leads on a Corsa 1.3 CDTI, first, ensure the engine is cool and disconnect the battery to prevent any electrical shorts. Carefully pull off the rubber boot from each glow plug lead, taking care not to damage the wire. If the leads are stuck, use a pair of pliers to gently wiggle them free. Once removed, inspect the leads for any damage before reinstallation or replacement.
LOST COMMUNICATION WITH GLOW PLUG CONTROL MODULE or GLOW PLUG CONTROL MODULE CIRCUIT OPEN
The glow plug relay is on the drivers side of the truck in a relay box on the chassis frame behind the drivers side tire. which module is it?
Symptoms of a bad glow plug module in a 6.0 diesel engine may include hard starting, especially in cold weather, increased exhaust smoke, and rough engine operation. You might also notice a lack of power during acceleration and a potential check engine light indicating glow plug or related issues. Additionally, the glow plug module may fail to properly heat the glow plugs, leading to prolonged cranking times. If these symptoms occur, it’s advisable to have the module and glow plugs inspected.
It's actually a module and its called a GPCM (glow plug control module) On every 6.0L its on the front of the right valve cover. It has a big green and black connectors you can't miss it!! Powerstroke57
to stop glow plug circuit from over heating, you need to replace the glow plug control module these modules cycle on and off at a given time interval these are also not expensive and are easy to change
Next to the fuse box
bad glow plugs or faulty glow plug timer module
the fault is glow plug module
To remove the glow plugs from a Vauxhall Vectra 1.9 CDTI, first, ensure the engine is cool and disconnect the battery. Then, carefully detach the electrical connectors from each glow plug. Use a suitable socket wrench to unscrew and remove the glow plugs, taking care not to damage the surrounding components. If they are stuck, apply penetrating oil and allow it to soak before attempting removal again.
GPCM ( glow plug control module) is the module that controls the glow plugs along with the PCM. It's located on the right ( passenger side) front valve cover. It has two large square connectors one is green and other is black.
You have a problem in the glow plug system. You will need to test for a shorted glow plug by making a test harness with a 15 amp fuse in it and applying 12 volts to each glow plug to see which blows the fuse. You will also have to replace the glow plug module/relay which is loacted under the battery shelf under the hood. Be very careful when trying to remove the glow plugs. Only attempt with a fully warm engine ( drive it for 30 minutes first ). Do not try to force them to turn, they will break.You have a problem in the glow plug system. You will need to test for a shorted glow plug by making a test harness with a 15 amp fuse in it and applying 12 volts to each glow plug to see which blows the fuse. You will also have to replace the glow plug module/relay which is loacted under the battery shelf under the hood. Be very careful when trying to remove the glow plugs. Only attempt with a fully warm engine ( drive it for 30 minutes first ). Do not try to force them to turn, they will break.