P3421 DTC For Toyota Mega
Toyota Mega Engine Specifications:
| Engine Type : | Multi-Cylinder Engine |
| Cylinder Type : | V-Type Engine |
| Engine Air Intake Process : | Supercharged Engine |
Your Toyota Mega engine control system detects a problem, the computer stores the diagnostic trouble
code P3421 in its memory.
To figure out what is wrong with your vehicle you must first extract the P3421 DTC For Toyota Mega.
A good ground connection is also extremely important. P3421 Toyota Mega 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).
P3421 Toyota Mega 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) |
| 2 |
Cruise Control Servo Indicates Low |
| 1 |
PCM Stack Overrun |
The original multi-displacement system turned off opposite pairs of cylinders, allowing the engine to have three different configurations and displacements. P3421 Toyota Mega 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.
You can also check other Toyota car models :
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The listed Toyota models will give information about P3421 DTC.
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