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DTC P0564 [LF]: Notes

DTC P0564 (LF) DETECTION CONDITION AND POSSIBLE CAUSE

DTC P0564 Cruise control switch circuit malfunction
DETECTION CONDITION 
  • The PCM monitors the cruise control switch signal at PCM terminal 1AQ. If the PCM detects that any one of following switches (ON OFF, CANCEL, SET/-, RES/+) remains on for 2 min, the PCM determines that the cruise control switch circuit has a malfunction.

Diagnostic support note 
  • This is a continuous monitor (other).
  • The MIL does not illuminate.
  • FREEZE FRAME DATA (Mode 2/Mode 12) is available.
  • The DTC is stored in the PCM memory.
POSSIBLE CAUSE 
  • Clock spring connector or terminals (PCM-side/cruise control switch-side) malfunction
  • Clock spring malfunction
  • Short to ground in wiring harness clock spring connector (PCM-side) terminal B and PCM terminal 1AQ
  • PCM connector or terminals malfunction
  • Short to power supply in wiring harness clock spring connector (PCM-side) terminal B and PCM terminal 1AQ
  • Cruise control switch malfunction
  • PCM malfunction
G06149989Courtesy of MAZDA MOTORS CORP.
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