OBD-II Diagnostic Trouble Code
P0688
Input 'Circuit 87' has an electrical fault or an open circuit. There is a short circuit to ground.
P
Powertrain
engine / trans
engine / trans
0
Generic
SAE standard
SAE standard
6
Computer & output circuits
88
Input 'Circuit 87' has an electrical fault or an…
Severity · general guide
Moderate
Fix soon — usually won't strand you
Code type
Ram
System
Powertrain
Model
RAM 1500
Years
2002-2008