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Home >> Lexus >> 1992 >> LS 400 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Diagnostic Code Charts >> Code 12, 17 & 18 - Rpm Signal Circuits
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Code 12, 17 & 18 - Rpm Signal Circuits

NOTE: Code 12 refers to RPM Signal. Codes 17 and 18 refer to No. 1 and 2 cam sensor circuit.
Fig 1: Code 12, 17 & 18 Flow Chart (1 of 2) - RPM Signal Circuits
G92I25369Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Code 12, 17 & 18 Flow Chart (2 of 2) - RPM Signal Circuits
G92B25396Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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