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2004 Toyota Hybrid P1586 Fault Code Check

When you check 2004 Toyota Hybrid car engine light came on code P1586 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Toyota manufacturer may have a different definition for the P1586 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P1586 2004 2004 Toyota Hybrid Code Clear

A good ground connection is also extremely important. P1586 2004 2004 Toyota Hybrid 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).

2004 Toyota Hybrid P1586 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1586 Throttle Control Unit Throttle Position Malfunction so you have to check ODB-II Fault Code Check list.

Reason For 2004 Toyota Hybrid P1586 Code

The reason of 2004 Toyota Hybrid P1586 OBD-II Fault Code Check is P1586 Throttle Control Unit Throttle Position Malfunction.
P1586 Code Reason


2004 Toyota Hybrid P1586 Possibble Fix Ways :

Overheating can be caused by a few different factors. The simplest cause may be that your car needs more coolant. Yet depleted coolant can be caused by bigger problem, like leaks or faulty hoses, so always check for the underlying cause before simply filling it up with more. Another common reason for overheating may be that the radiator fan which keeps your engine cool is faulty, so check your fan motor connection and fan thermostat.

If your vehicle failed a P1586 2004 2004 Toyota Hybrid test and the P1586 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 P1586 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 P1586 2004 2004 Toyota Hybrid: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression.

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