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Home >> Toyota >> 2017 >> 4Runner TRD Pro >> Repair and Diagnosis >> Brakes >> Anti-Lock Brakes >> Vehicle Stability Control System (For Hydraulic Brake Booster) - Diagnostic Codes (43, C0226-C1422) >> VEHICLE STABILITY CONTROL SYSTEM (for Hydraulic Brake Booster) >> DTC C1422: Master Cylinder Pressure Sensor Zero Point High Malfunction [08/2015 - 08/2019] >> Description

DTC C1422: Master Cylinder Pressure Sensor Zero Point High Malfunction [08/2015 - 08/2019]: Description

Refer to DTCs C1421, C1423 and C1424 (Refer to DESCRIPTION ).

DTC Code DTC Detection Condition Trouble Area
C1422 When the stop light switch assembly is off, the PM/C1 terminal voltage is 0.86 V or higher for 5 seconds or more.
  • Stop light switch assembly
  • Stop light switch circuit
  • Master cylinder pressure sensor circuit
  • Master cylinder solenoid (Master cylinder pressure sensor)