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DTC P0335: Notes

DTC P0335 (LF, L3) DETECTION CONDITION AND POSSIBLE CAUSES

DTC P0335 CKP sensor circuit problem
DETECTION CONDITION 
  • If the PCM does not receive the input voltage from the CKP sensor for 4.2 s  while the MAF is 1.95 g/s {0.25 lb/min.} or above  , the PCM determines that the CKP sensor circuit has a malfunction.
  • If a malfunction is detected in the input pulse pattern from the CKP sensor.

Diagnostic support note 
  • This is a continuous monitor (CCM).
  • MIL illuminates if the PCM detects the above malfunction condition during first drive cycle.
  • PENDING CODE is available if the PCM detects the above malfunction condition.
  • FREEZE FRAME DATA is available.
  • DTCs are stored in the PCM memory.
POSSIBLE CAUSE 
  • CKP sensor malfunction
  • Connector or terminal malfunction
  • CKP sensor is dirty.
  • Short to the power supply between CKP sensor terminal B and PCM terminal 2W(1), 2U(2)
  • Short to ground between CKP sensor terminal C and PCM terminal 2AQ(1), 2T(2)
  • Short to ground between CKP sensor terminal B and PCM terminal 2W(1), 2U(2)
  • Open circuit between CKP sensor terminal A and body ground
  • Open circuit between CKP sensor terminal B and PCM terminal 2W(1), 2U(2)
  • Open circuit between CKP sensor terminal C and PCM terminal 2AQ(1), 2T(2)
  • CKP sensor pulse wheel malfunction
  • Both CKP sensor wires are shorted to each other
  • PCM malfunction
G04954300Courtesy of MAZDA MOTORS CORP.
(1) LF MTX, L3 and California emission regulation applicable model with LF ATX
(2) Except for California emission regulation applicable model with LF ATX