DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 84 (Motor Generator Control System (2WD) - Diagnostic Codes (1 Of 4)) >> MOTOR GENERATOR CONTROL SYSTEM (for 2WD) >> DTC P0A4B-16: Generator Position Sensor Circuit Voltage Below Threshold; DTC P0A4B-1F: Generator Position Sensor Circuit Intermittent [12/2019 - 11/2023] >> Description

DTC P0A4B-16: Generator Position Sensor Circuit Voltage Below Threshold; DTC P0A4B-1F: Generator Position Sensor Circuit Intermittent [12/2019 - 11/2023]: Description

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

Refer to the system description for the Generator Resolver Circuit.

Refer to SYSTEM DESCRIPTION

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate
P0A4B-16 Generator Position Sensor Circuit Voltage Below Threshold Interphase short in the generator resolver circuit:
A short circuit between signal lines of generator resolver phases is electrically detected.
(1 trip detection logic)
  • Inverter with converter assembly
  • Hybrid vehicle transaxle assembly
  • Wire harness or connector
Comes on Master Warning:
Comes on
P0A4B-1F Generator Position Sensor Circuit Intermittent A short circuit between signal lines of generator resolver phases is electrically detected when DTC P0C79-17, P0D33-19, P1C5D-19 or P1C5F-19 is stored.
(1 trip detection logic)
  • Inverter with converter assembly
  • Hybrid vehicle transaxle assembly
  • Wire harness or connector
Does not come on Master Warning:
Does not come on