P077A DTC For Toyota 4runner
Toyota 4runner Engine Specifications:
| Engine Type : | Single Cylinder Engine |
| Cylinder Type : | Opposite Piston Engine |
| Engine Air Intake Process : | Turbocharged Engine |
Your Toyota 4runner engine control system detects a problem, the computer stores the diagnostic trouble
code P077A in its memory.
To figure out what is wrong with your vehicle you must first extract the P077A DTC For Toyota 4runner.
On 1999 and later P077A Toyota 4runner 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.
P077A Toyota 4runner DTC Meaning
| P |
Powertrain Code - Problem is related engine, transmission and emissions systems. |
| 0 |
SAE - Generic |
| 7 |
Ignition System Or Misfire |
| 7 |
Exhaust Gas Recirculation System Valve 1 |
| A |
TFP Valve Position Switch-Drive Without Drive Ratio |
If your vehicle failed a P077A Toyota 4runner test and the P077A 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 P077A 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 P077A DTC For Toyota 4runner: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression.
You can also check other Toyota car models :
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The listed Toyota models will give information about P077A DTC.
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