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Home >> Toyota >> 2014 >> Prius Two >> Repair and Diagnosis (Single Page) >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Hybrid Control System (Diagnostic Codes (P0069-273 - P0A72-326) (Except Plug-In) >> Hybrid Control System >> DTC P0A1B-168: Drive Motor "A" Control Module; DTC P0A1B-795: Drive Motor "A" Control Module; DTC P0A1B-796: Drive Motor "A" Control Module [10/2013 - ] >> Description
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DTC P0A1B-168: Drive Motor "A" Control Module; DTC P0A1B-795: Drive Motor "A" Control Module; DTC P0A1B-796: Drive Motor "A" Control Module [10/2013 - ]: Description

The inverter with converter assembly (MG ECU) monitors its internal operation and detects malfunctions.

HINT: 

The term "drive motor A" indicates motor (MG2).

DTC No. INF Code DTC Detection Condition Trouble Area
P0A1B 168 Motor resolver angle error
The difference between the resolver angle for control and estimated resolver angle exceeds the allowable limit.
(1 trip detection logic)
  • Inverter with converter assembly
  • Hybrid vehicle transaxle assembly
  • Wire harness or connector
795 Resolver REF signal cycle error
Excitation signal (REF signal) for resolver angle detection cycle error
(1 trip detection logic)
796 Resolver REF signal oscillation stop error
An error is detected when the excitation signal (REF signal) for resolver angle detection is not detected.
(1 trip detection logic)
RELATED DATA LIST

DTC No. Data List
P0A1B-168 Motor (MG2) Revolution
P0A1B-795
P0A1B-796