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Home >> Lexus >> 2019 >> RX 450h Base >> Repair and Diagnosis (Single Page) >> Brakes >> Traction Control >> Electronically Controlled Brake System (Diagnostic Codes) (6 Of 7) >> Electronically Controlled Brake System >> DTC C1464: Front Speed Sensor RH Circuit; DTC C1465: Front Speed Sensor LH Circuit [08/2019 - ] >> Monitor Strategy
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Monitor Strategy

Related DTCs C0501 (Case 1 and 2): Front speed sensor LH range/performance
C0502: Front speed sensor LH circuit low
C0503: Front speed sensor LH circuit high
C0504 (Case 2): Front speed sensor LH intermittent/erratic
C0507 (Case 1 and 2): Front speed sensor RH range/performance
C0508: Front speed sensor RH circuit low
C0509: Front speed sensor RH circuit high
C050A (Case 2): Front speed sensor RH intermittent/erratic
C140B, C140C: Several wheel speed sensors malfunction
C14E1 (Case 1 and 2): Front speed sensor LH voltage circuit low
C14E4 (Case 1 and 2): Front speed sensor RH voltage circuit low
Required Sensors/Components(Main) Speed sensor
Speed sensor rotor
Required Sensors/Components(Related) Brake actuator assembly
Speed sensor
Stop light switch assembly
Skid control ECU assembly
Parking brake ECU assembly
Frequency of Operation Continuous
Duration -: C0504 (Case 2) and C050A (Case 2)
Within 1 second: C0502, C0503, C0508, C0509, C14E1 (Case 1) and C14E4 (Case 1)
1 second: C0501 (Case 2) and C0507 (Case 2)
15 seconds: C0501 (Case 1), C0507 (Case 1), C140B and C140C
60 seconds: C14E1 (Case 2) and C14E4 (Case 2)
MIL Operation Immediately
Sequence of Operation None
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