C2671 Mercury V8 DTC Code

Mercury V8 Engine Specifications:

Engine Type :	Single Cylinder Engine
Cylinder Type :	Opposite Piston Engine
Engine Air Intake Process :	Naturally Aspirated

Your Mercury V8 engine control system detects a problem, the computer stores the diagnostic trouble code C2671 in its memory. To figure out what is wrong with your vehicle you must first extract the C2671 DTC For Mercury V8.

On 1999 and later C2671 Mercury V8 engines, the instrument cluster has a built-in self-diagnostic mode that can be accessed by pressing and holding the instrument cluster SELECT/RESET button. Insert the ignition key and turn to the RUN position (but don't crank or start engine). Continue to press and hold the SELECT/RESET button (for 5 seconds) until the word TEST is displayed by the odometer. Release the SELECT/RESET button within three seconds after the word TEST is displayed to begin the self-diagnostic mode.

C2671 Mercury V8 DTC Meaning

C	Chassis Code - Problem is controller area network wiring bus and modules.
2	MFG - Manufacturer Specific
6	Vehicle Speed Control And Idle Control System
7	Exhaust Gas Recirculation System Valve 1
1	PCM Stack Overrun

If your vehicle failed a C2671 Mercury V8 test and the C2671 Check Engine Light is NOT on, chances are you have a problem with the OBDII system, a burned out MIL lamp, or a faulty catalytic converter. The converter is essentially an afterburner that cleans up the exhaust after it exits the engine. The OBDII system uses C2671 a ownstream oxygen sensor to monitor the efficiency of the converter, and it should detect a drop in converter efficiency if the converter has been contaminated or is failing (ignition misfiring, leaky exhaust valves, and oil burning can all damage the converter). What you want to look C2671 DTC For Mercury V8: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression.