P3438 DTC For Chevrolet Trailblazer 2
Chevrolet Trailblazer 2 Engine Specifications:
| Engine Type : | Single Cylinder Engine |
| Cylinder Type : | Opposite Piston Engine |
| Engine Air Intake Process : | Naturally Aspirated |
Your Chevrolet Trailblazer 2 engine control system detects a problem, the computer stores the diagnostic trouble
code P3438 in its memory.
To figure out what is wrong with your vehicle you must first extract the P3438 DTC For Chevrolet Trailblazer 2.
P3438 Chevrolet Trailblazer 2 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.)
P3438 Chevrolet Trailblazer 2 DTC Meaning
| P |
Powertrain Code - Problem is related engine, transmission and emissions systems. |
| 3 |
SAE - Generic |
| 4 |
Fuel And Air Metering (Injector Circuit Malfunctions Only) |
| 3 |
Low Coolant Circuit |
| 8 |
Park/Neutral Postion (PNP) Switch Circuit Engine Torque Signal Circuit |
If your vehicle failed a P3438 Chevrolet Trailblazer 2 test and the P3438 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 P3438 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 P3438 DTC For Chevrolet Trailblazer 2: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression.
You can also check other Chevrolet car models :
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The listed Chevrolet models will give information about P3438 DTC.
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