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DTC P0AA3-73: Hybrid/EV Battery Negative Contactor Actuator Stuck Closed [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
P0AA3-73 Hybrid/EV Battery Negative Contactor Actuator Stuck Closed Even the system main relay of HV battery negative (-) terminal side is turned off, the inverter voltage (VH) does not drop.
(1 trip detection logic)
  • HV battery junction block assembly
  • Inverter with converter assembly
  • Hybrid vehicle control ECU
  • Wire harness or connector
 Does not come on Master Warning:
Comes on
RELATED DATA LIST

DTC No. Data List
P0AA3-73
  • Hybrid Battery Voltage
  • VH-Voltage after Boosting
  • VL-Voltage before Boosting
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