Your Ac 427 engine control system detects a problem, the computer stores the diagnostic trouble
code B0346 in its memory.
To figure out what is wrong with your vehicle you must first extract the B0346 DTC For Ac 427.
A good ground connection is also extremely important. B0346 Ac 427 engine problem because the presence of voltage at the panel harness won't make the panel work if there is a bad ground connection. Since the instrument cluster is mounted in a plastic dash, a separate ground wire or ground circuit through the wiring harness is usually needed to complete the power circuit. Refer again to the wiring diagram to find the ground path, and then check it with your ohmmeter. Do not use a self-powered test light because it cannot measure resistance (any resistance will lower circuit voltage).
B0346 Ac 427 DTC Meaning
Body Code - Problem is antilock brake system, electronic suspension and steering systems.
SAE - Generic
IC Module 4X Ref Circuit Intermittent, No Pulses
Control Module Throttle Actuator Position Performance
Transmission Control Module Reprogrammable Memory
The original multi-displacement system turned off opposite pairs of cylinders, allowing the engine to have three different configurations and displacements. B0346 Ac 427 code had an elaborate diagnostics procedure, including showing engine trouble codes on the air conditionning display. However, the system was troublesome, misunderstood by customers, and a rash of unpredictable failures led to the technology being quickly retired.