B2391 Hotchkiss 620 DTC Code

Hotchkiss 620 Engine Specifications:

Engine Type :	Multi-Cylinder Engine
Cylinder Type :	In-Line Engine
Engine Air Intake Process :	Turbocharged Engine

Your Hotchkiss 620 engine control system detects a problem, the computer stores the diagnostic trouble code B2391 in its memory. To figure out what is wrong with your vehicle you must first extract the B2391 DTC For Hotchkiss 620.

B2391 Hotchkiss 620 engine problem can be occur defective fan clutches are a common and often overlooked cause of engine overheating. The shear characteristics of the clutch fluid gradually deteriorates over time, with an average loss in drive efficiency of about 200 rpm per year. Eventually slippage reaches the point where effective cooling is no longer possible and overheating results. (On average, the life of a fan clutch is about the same as a water pump. If one needs to be replaced, the other usually does too.)

B2391 Hotchkiss 620 DTC Meaning

B	Body Code - Problem is antilock brake system, electronic suspension and steering systems.
2	MFG - Manufacturer Specific
3	IC Module 4X Ref Circuit Intermittent, No Pulses
9	TP Sensor Learn Not Complete
1	PCM Stack Overrun

OBD B2391 Hotchkiss 620 code and tailpipe testing are two different approaches to identify vehicles in need of repair. The OBD system looks for broken or malfunctioning emissions control components and B2391, while tailpipe tests sample a vehicle's exhaust to see if it is above or below certain prescribed limits. Given the robust nature of today's emissions control components, it is entirely possible for an individual component to B2391 DTC For Hotchkiss 620 malfunction without leading to an immediate increase in emissions at the tailpipe. In such cases, other components (like the catalyst) can temporarily compensate for the part that is broken however, these other components can only do double duty for so long before they, too, begin to malfunction. In addition, OBD also monitors for B2391 DTC For Hotchkiss 620 and other malfunctions in the fuel system problems that traditional tailpipe tests were not designed to identify. Most state and local areas also include a gas cap pressure test as part of an emission inspection.