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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 110 (Hybrid Control System (2WD) - Diagnostic Codes (5 Of 7)) >> HYBRID CONTROL SYSTEM (for 2WD) >> DTC P1C83-49: High Voltage Power Resource Circuit Voltage Sensor after Boosting Malfunction [12/2019 - 11/2023] >> Description

DTC P1C83-49: High Voltage Power Resource Circuit Voltage Sensor after Boosting Malfunction [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
P1C83-49 High Voltage Power Resource Circuit Voltage Sensor after Boosting Malfunction Although an SMR on request was sent when the ignition switch is operated, the voltage did not increase after boosting.
High-voltage circuit malfunctions between the HV battery and inverter with converter assembly.
The EV electric battery fuse is blown, the service plug grip is removed, the system main resistor is blown, SMRP or SMRB remains open, or the high-voltage cable has an open circuit.
(1 trip detection logic)
  • HV battery junction block assembly
  • HV floor under wire
  • Inverter with converter assembly
  • HV battery
  • Wire harness or connector
  • Hybrid battery terminal block
Does not come on Master Warning:
Comes on
RELATED DATA LIST

DTC No. Data List
P1C83-49
  • Hybrid Battery Voltage
  • Hybrid Battery Current
  • VL-Voltage before Boosting
  • VH-Voltage after Boosting

The following items can be helpful when performing repairs:

Data List