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Home >> Mazda >> 2011 >> CX-9 Touring, 3.7 V, AWD >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic - Engine Control System (4 Of 5) >> DTC P1290: CHT Sensor Circuit Low Input >> Notes

DTC P1290: CHT Sensor Circuit Low Input: Notes

DTC P1290 CHART (MZI-3.7)

DTC P1290 CHT sensor circuit low input
DETECTION CONDITION 
  • Indicates a CHT sensor circuit short to ground.
POSSIBLE CAUSE 
  • Short to ground in wiring harness between CHT sensor terminal A and PCM terminal 2AV
  • CHT sensor malfunction
  • Connector or terminal malfunction
G00511598Courtesy of MAZDA MOTORS CORP.