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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 107 (Hybrid Control System (2WD) - Diagnostic Codes (4 Of 7)) >> HYBRID CONTROL SYSTEM (for 2WD) >> DTC P0AD9-15: Hybrid/EV Battery Positive Contactor Circuit Short to Auxiliary Battery or Open [12/2019 - 11/2023] >> Description

DTC P0AD9-15: Hybrid/EV Battery Positive Contactor Circuit Short to Auxiliary Battery or Open [12/2019 - 11/2023]: Description

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

Refer to the description for DTC P0AE4-11.

Refer to DESCRIPTION 

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate
P0AD9-15 Hybrid/EV Battery Positive Contactor Circuit Short to Auxiliary Battery or Open Open or short to +B in the SMRB 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
RELATED DATA LIST

DTC No. Data List
P0AD9-15
  • VL-Voltage before Boosting
  • VH-Voltage after Boosting
  • Hybrid 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
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