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Home >> Lexus >> 2020 >> UX 200 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 34 (Electronically Controlled Brake System (Diagnostic Codes) (1 Of 4) (Hybrid)) >> ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for HV Model) >> DTC C1242: Open Circuit in IG1/IG2 Power Source Circuit [10/2018 - ] >> Monitor Strategy

Monitor Strategy

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Related DTCs C123B: IG1 circuit low
C123E: IG2 circuit low
Required Sensors/Components(Main) Skid control ECU (brake booster with master cylinder assembly)
Required Sensors/Components(Related) Speed sensor
Skid control ECU (brake booster with master cylinder assembly)
Frequency of Operation Continuous
Duration 4 seconds
MIL Operation Immediately
Sequence of Operation None
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