LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2022 >> Avalon XLE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Dynamic Radar Cruise Control System - Diagnostic Codes & Circuit Tests (Hybrid)) >> DYNAMIC RADAR CRUISE CONTROL SYSTEM (for HV Model) >> DTC P1630-81: Communication Error from VSC to ECM Invalid Serial Data Received [04/2018 - 08/2021] >> Description

DTC P1630-81: Communication Error from VSC to ECM Invalid Serial Data Received [04/2018 - 08/2021]: Description

WARNING: This page is about a different variant/trim than selected.

The skid control ECU (brake booster with master cylinder assembly) sends signals such as cruise control cancel signals and brake demand response signals to the hybrid vehicle control ECU when the dynamic radar cruise control system is operating.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL
P1630-81 Communication Error from VSC to ECM Invalid Serial Data Received While the vehicle speed is 5 km/h (3 mph) or more and the dynamic radar cruise control system is operating, communication data from the skid control ECU (brake booster with master cylinder assembly) is logically inconsistent for approximately 0.5 seconds or more.
  • CAN communication system
  • Skid control ECU (brake booster with master cylinder assembly)
  • Hybrid vehicle control ECU
Does not come on