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Home >> Lexus >> 2024 >> NX 250 FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 141 (Hybrid Control System - Diagnostic Codes (3 Of 5)) >> Hybrid Control System >> DTC P0ADD-15: Hybrid/EV Battery Negative Contactor Circuit Short to Auxiliary Battery or Open [11/2021 - ] >> Description

DTC P0ADD-15: Hybrid/EV Battery Negative Contactor Circuit Short to Auxiliary Battery or Open [11/2021 - ]: Description

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Refer to the description for DTC P0AE4-11.

Refer to DESCRIPTION 

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate
P0ADD-15 Hybrid/EV Battery Negative Contactor Circuit Short to Auxiliary Battery or Open Open or short to +B in SMRG circuit:
Primary circuit of SMR (-) is malfunctioning.
(2 trip detection logic)
  • Wire harness or connector
  • HV battery junction block assembly
  • Hybrid vehicle control ECU
Does not come on Master Warning:
Comes on