What is the P054600 fault code?

1 Answers
McAliyah
07/30/25 1:25am
P054600 fault code indicates that the exhaust gas temperature sensor circuit is too high. The relevant introduction of the exhaust gas temperature sensor is as follows: 1. Function of the exhaust gas temperature sensor: It transmits the exhaust gas temperature to the electronic control unit in the form of an electrical signal. The correct air-fuel ratio produces a lower exhaust gas temperature than that produced by a too rich or too lean air-fuel ratio. 2. Reasons for abnormal conditions: Excessive exhaust gas temperature can damage the engine. If the electronic control unit detects that the exhaust gas temperature sensor signal voltage is higher than 4.75 volts within a set period of 15 seconds, or possibly 2.5 volts, this fault code will appear.
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