Car Lot GPS guy leaves two connectors left unconnected
Last edited by Samxprp; Jan 9, 2026 at 04:05 AM.




Those wires look like they might not be part of the OEM harness. Where do they go?
What codes are you seeing?




They install GPS devices in EVERY vehicle so they can find them
quickly, instantly do inventory, and easily track vehicles that are stolen.
Just do an Internet search, if in doubt.
And there are a number of dealerships who will try to "sell"
that feature ... bad idea ... do you want to be tracked?




Any codes?
I would have NEVER accepted the vehicle with that snipped wires ...
Did they show that to you? Or did you discover it on your own?
I am getting codes p2080,p261f,c0031
If the wires are disconnected the car won't start, the wires have to be together to start.




I paid for the glk 250 bluetec in cash, never had a loan.
2) I am getting codes p2080,p261f,c0031
3) If the wires are disconnected the car won't start, the wires have to be together to start.
2) Codes ...
P2080 code means there's a fault with the EGT Sensor Circuit (Bank 1 Sensor 1) ... could be a bad sensor, wiring issues (corrosion, damage), or sometimes the PCM itself, which affects DPF regeneration and potentially reducing engine performance.
P261F code indicates a fault with the electric coolant pump, ... the pump is stuck or not responding as expected, leading to faulty engine warm-up and maybe the turbo boost because of coolant contamination in the vacuum system.
C0031 code is a fault in the left-front wheel-speed sensor circuit, often showing ABS, traction control, and cruise control warnings. Could be a bad sensor, damaged wiring/connector, or a problem with the ABS control module/fuse.
3) Do you mean they snipped the wires and twisted them together, as bare? There was no twist-cap insulator cover??
If this was a recent purchase, I'd be talking to the dealer about those three codes.
Was this a dealership used-car purchase? Or an independent car sales lot?
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P261f has something to do with the water pump.
C0031 says the left front wheel speed sensor isn't working. (Is the ABS light on?)
I doubt those wires have anything to do with the codes. Apparently their system had an immobilizer function. If you trace them back to their origin I suspect you'll find a wire they cut and tapped into.
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Last edited by John CC; Jan 10, 2026 at 11:49 AM.
P261f has something to do with the water pump.
C0031 says the left front wheel speed sensor isn't working. (Is the ABS light on?)
I doubt those wires have anything to do with the codes. Apparently their system had an immobilizer function. If you trace them back to their origin I suspect you'll find a wire they cut and tapped into.
Based on everyone's responses I am going to stop listening to chatgpt for electrical mechanic advice.
They're not but they belonged to a gps immobilizer and need to be connected for the car to start.
2) Codes ...
P2080 code means there's a fault with the EGT Sensor Circuit (Bank 1 Sensor 1) ... could be a bad sensor, wiring issues (corrosion, damage), or sometimes the PCM itself, which affects DPF regeneration and potentially reducing engine performance.
P261F code indicates a fault with the electric coolant pump, ... the pump is stuck or not responding as expected, leading to faulty engine warm-up and maybe the turbo boost because of coolant contamination in the vacuum system.
C0031 code is a fault in the left-front wheel-speed sensor circuit, often showing ABS, traction control, and cruise control warnings. Could be a bad sensor, damaged wiring/connector, or a problem with the ABS control module/fuse.
3) Do you mean they snipped the wires and twisted them together, as bare? There was no twist-cap insulator cover??
If this was a recent purchase, I'd be talking to the dealer about those three codes.
Was this a dealership used-car purchase? Or an independent car sales lot?



