OBD Guide

P0BE7

Drive Motor A Phase U Current Sensor Circuit Low

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced motor power
  • Switching the hybrid system into emergency mode
  • Poor response to the accelerator pedal
  • Increased fuel consumption (for hybrids)

Causes

  • Phase U current sensor fault
  • Open or short circuit in the sensor circuit
  • Poor connection or corroded connectors
  • Problems with the powertrain control module (PCM)
  • Power inverter malfunction

How to Fix

  1. Check the integrity of the sensor wiring and connectors
  2. Test phase U current sensor
  3. Check the power supply and grounding of the sensor circuit
  4. Scan the PCM for related codes
  5. If necessary, replace the current sensor

Related codes

Error P0BE7 by Vehicle Brand