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Home >> Toyota >> 2025 >> RAV4 Plug-In Hybrid SE >> Repair and Diagnosis >> Electrical >> Gauges >> Meter / Gauge System - Diagnostic Codes (2 Of 2), Symptom Tests & Circuit Tests (PHEV) >> Meter / Gauge System >> DTC B1512-87: Lost Communication with Steering Switch Control Module Missing Message [06/2020 - 12/2021] >> Description

DTC B1512-87: Lost Communication with Steering Switch Control Module Missing Message [06/2020 - 12/2021]: Description

Combination meter assembly performs the communication with the Steering vibration ECU by CXPI communication.

When the communication with the Steering vibration ECU stops, Combination meter assembly outputs B1512-87.

DTC No. Detection Item DTC Detection Condition Trouble Area
B1512-87 Lost Communication with Steering Switch Control Module Missing Message Diagnosis Condition:
  • Ignition switch ON
  • IG power source voltage is 9.5 V or more

Malfunction Status:
  1. No communication with steering vibration ECU

Malfunction Time:
  1. 10 seconds or more
  • Harness or connector
  • Spiral cable sub-assembly
  • Steering vibration ECU
  • Combination meter assembly