P0802

2017-10-10

Description:

  • The P0802 fault code signifies that there is an issue with the circuit that controls the transmission control system's MIL request. This may lead to an illuminated check engine light and improper transmission operation.

Possible Symptoms:

  • Illuminated check engine light

  • Improper transmission operation

  • Difficulty shifting gears

  • Transmission may stay in one gear or fail to shift at all

Possible Causes:

  • Damaged wiring or connections in the circuit

  • Failed transmission control module (TCM)

  • Loose or corroded electrical connections

  • Faulty transmission range sensor

  • Failed engine control module (ECM)

Related Parts:

  • Malfunction Indicator Light (MIL): Bulb on the Instument Panel that denotes a fault in the engine. This car's bulb doesn't work

Possible Solutions:

  • Check and repair any damaged wiring or connections

  • Tighten or clean any loose or corroded electrical connections

  • Replace the transmission control module (TCM) if necessary

  • Replace the transmission range sensor if necessary

  • Replace the engine control module (ECM) if necessary

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