LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2020 >> Avalon Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 42 (Hybrid Control System - Diagnostic Codes (P0AA6-P1C81) (Lithium-Ion)) >> HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY) >> DTC P0ADD-15: Hybrid/EV Battery Negative Contactor Circuit Short to Auxiliary Battery or Open [08/2020 - ] >> Description

DTC P0ADD-15: Hybrid/EV Battery Negative Contactor Circuit Short to Auxiliary Battery or Open [08/2020 - ]: Description

WARNING: This page is about a different car, the 2022 Toyota Avalon and 2021 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

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 Light:
Comes on
RELATED DATA LIST

DTC No. Data List
P0ADD-15
  • VL-Voltage before Boosting
  • VH-Voltage after Boosting
  • Hybrid/EV Battery Voltage
  • SMRP Status
  • SMRB Status
  • SMRG Status
  • SMRP Control Status
  • SMRB Control Status
  • SMRG Control Status
  • Boosting Converter Shutdown Status
  • Generator Inverter Shutdown Status
  • Motor Inverter Shutdown Status
scientia non olet · About LEMON Manuals