P1682 A/T FI Signal A High Input (Acura, Honda)P1682 Charging System Voltage Too Low (Chrysler, Jeep)
Trouble code P1682 means: Ignition 1 Switch Circuit 2
Trouble code P1682 means: Charging system voltage too low
Powertrain Control Module Fault. It can also be a problem with the cooling system. I recommend you seek professional help at a GM dealership as there are TSBs on this code on your Cobalt.
Charging system voltage too low.
P1682 Charging System Voltage Too Low
Alternator going bad..replace it. Just had the same thing on my 2000 neon
You have to find the cause of the charging system malfunction. It could be the alternator, wiring, or PCM.
Code P1682 for a 2006 Chevrolet Trailblazer indicates a problem with the ignition switch-related circuits. Specifically, it suggests an issue with the ignition switch signal not being detected by the engine control module (ECM). This could result from a faulty ignition switch, damaged wiring, or poor connections. It's important to diagnose the specific cause to ensure proper vehicle operation.
It means the charging system voltage (is) too low, Check the alternator and the voltage regulator. The voltage regulator is a part of the powertrain control module or PCM.
the correct code is mhdjhflame
This is not a correct code.
173.59 No that's not correct. The correct code is 216.5