P0A21 DTC For Proton 400
Proton 400 Engine Specifications:
| Engine Type : | Single Cylinder Engine |
| Cylinder Type : | Opposite Piston Engine |
| Engine Air Intake Process : | Turbocharged Engine |
Your Proton 400 engine control system detects a problem, the computer stores the diagnostic trouble
code P0A21 in its memory.
To figure out what is wrong with your vehicle you must first extract the P0A21 DTC For Proton 400.
P0A21 Proton 400 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.)
P0A21 Proton 400 DTC Meaning
| P |
Powertrain Code - Problem is related engine, transmission and emissions systems. |
| 0 |
SAE - Generic |
| A |
Transmission |
| 2 |
Cruise Control Servo Indicates Low |
| 1 |
PCM Stack Overrun |
If your vehicle failed a P0A21 Proton 400 test and the P0A21 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 P0A21 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 P0A21 DTC For Proton 400: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression.
You can also check other Proton car models :
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The listed Proton models will give information about P0A21 DTC.
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