Mazda 3 Workshop Manual page 338

Mazda 3 Workshop Manual – Engine + Wiring Diagrams + Diagnostic Trouble Codes
DTC P0335
DETECTION
CONDITION
POSSIBLE CAUSE
Downloaded from
CKP sensor circuit problem
• If the PCM does not receive input voltage from the CKP sensor for 4.2
s while MAF is 2.0 g/s {0.26 lb/min} or above, the PCM determines that the
CKP sensor circuit has malfunction.
Diagnostic support note
• This is a continuous monitor (CCM).
• MIL illuminates if PCM detects the above malfunction conditions during first
drive cycle.
• PENDING CODE is available if PCM detects the above malfunction
condition.
• FREEZE FRAME DATA is available.
• DTC is stored in the PCM memory.
• CKP sensor malfunction
• Connector or terminal malfunction
• CKP sensor is dirty
• Short to power supply in wiring harness between CKP sensor terminal A to
PCM terminal 2Y
• Short to power supply in wiring harness between CKP sensor terminal B to
PCM terminal 2Z
• Short to ground in wiring harness between CKP sensor terminal A to PCM
terminal 2Y
• Short to ground in wiring harness between CKP sensor terminal B to PCM
terminal 2Z
• Open circuit in wiring harness between CKP sensor terminal A to PCM
terminal 2Y
• Open circuit in wiring harness between CKP sensor terminal B to PCM
terminal 2Z
• CKP sensor pulse wheel malfunction
• Both CKP sensor wires are shorted each other
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