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DTC P0480: Notes

DTC P0480 [L3] CHART

DTC P0480 Fuel control circuit problem
DETECTION CONDITION 
  • The PCM monitors the input voltages from the fan control module. If the voltage at PCM terminal 1W remains low or high, the PCM determines that fan control circuit has malfunction.

    • Diagnostic support note 

  • This is an continuous monitor (Other).
  • The MIL does not illuminate.
  • FREEZE FRAME DATA is not available.
  • The DTC is stored in the PCM memory.
POSSIBLE CAUSE 
  • Fan control module malfunction
  • Connector or terminal malfunction
  • Short to power supply in wiring harness between fan control module terminal B and PCM terminal 1W
  • Short to ground in wiring harness between fan control module terminal B and PCM terminal 1W
  • Open circuit in wiring harness between fan control module terminal B and PCM terminal 1W
  • PCM malfunction
G04315723
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