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Code 52 - Knock Sensor Signal (front)



Data Trouble Code No.52 - Knock Sensor Signal (front)

Detecting Condition
No.1 knock sensor signal not input to ECM for 4 crank revolutions with engine speed between 1,600 rpm and 5,200 rpm.

Trouble Area
^ Open or short in No.1 knock sensor circuit.
^ No.1 knock sensor (looseness).
^ Engine Control Module.

Malfunction Indicator Lamp
Normal Mode ON
Test Mode N.A.

Recorded in memory?
Yes