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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 P0AE4-15: Hybrid/EV Battery Precharge Contactor Circuit Short to Auxiliary Battery or Open [08/2020 - ] >> Description

DTC P0AE4-15: Hybrid/EV Battery Precharge Contactor Circuit Short to Auxiliary Battery or Open [08/2020 - ]: 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
P0AE4-15 Hybrid/EV Battery Precharge Contactor Circuit Short to Auxiliary Battery or Open Open or short to +B in SMRP circuit:
Primary circuit of SMRP 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
P0AE4-15
  • 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
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