Glow plug faulty engine light pops up

[moriss.kim]

Hey everyone ive come across and issue in my navara d40 2013 Spain Model, Lately theres been an engine light that pops up saying my glow plugs are faulty, i’ve gone ahead replaced them new glow plugs and everything but it still pops up saying it is still the glow plugs, any idea what might be the problem?

 

[Trex4x4]

What code you getting?

 

[Zephyr]

A poor electrical connection in the glow plug circuit will give a code.
The plastic fittings on the glow plug harness get very brittle and they don't hold on to the plugs very well.
That's the first thing I'd check, along with the condition of the insulation on the harness.