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Home >> Lexus >> 1992 >> SC 300 Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Diagnostic Code Charts >> Code 52, 53 & 55 - Knock Sensor Signal
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Code 52, 53 & 55 - Knock Sensor Signal

NOTE: Code 52 is for knock sensor signal of left bank on ES300 or front side on SC300. Code 53 is for ECU knock signal. Code 55 is for knock sensor signal of right bank on ES300 or rear side on SC300.
Fig 1: Code 52 Flow Chart (1 of 2) - Knock Sensor Signal
G92D25364Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Code 52 Flow Chart (2 of 2) - Knock Sensor Signal
G92E25365Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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