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Home >> Lexus >> 2020 >> UX 200 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 36 (Charging System (M20A-FXS) (Diagnostic Codes)) >> Charging System >> DTC P162B-87: Lost Communication with Battery Monitor Module Missing Message [10/2018 - ] >> Description

DTC P162B-87: Lost Communication with Battery Monitor Module Missing Message [10/2018 - ]: Description

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The hybrid vehicle control ECU communicates with the battery state sensor assembly via LIN communication. If a LIN communication error is detected, the hybrid vehicle control ECU stores this DTC.

DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Memory Note
P162B-87 Lost Communication with Battery Monitor Module Missing Message Battery state sensor assembly or hybrid vehicle control ECU communication stops for approximately 17 minutes or more with the power switch on (IG)
(1 trip detection logic)
  • Wire harness or connector
  • Battery state sensor assembly
  • Hybrid vehicle control ECU
Charge warning light does not come on DTC stored SAE Code: P162B