OBD Guide
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P0B76

Hybrid/EV Battery Voltage Sense L Circuit Intermittent/Erratic

P0B76 is an OBD-II diagnostic trouble code meaning: Hybrid/EV Battery Voltage Sense L Circuit Intermittent/Erratic. Common causes: damage to the voltage measurement circuit wiring harness, poor contact in the voltage sensor connectors. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced performance of the hybrid system
  • Unstable battery voltage readings
  • The car may go into emergency mode

Causes

  • Damage to the voltage measurement circuit wiring harness
  • Poor contact in the voltage sensor connectors
  • Battery voltage sensor fault
  • Interference in the electrical system
  • Problems with the battery management module

How to Fix

  1. Check the integrity of the voltage measurement circuit wiring harness
  2. Inspect and clean the contacts in the sensor connectors
  3. Check the operation of the battery voltage sensor
  4. Scan the system for other errors
  5. If necessary, replace the voltage sensor or wiring harness

Related codes

P0B77P0B75P0A7F

Error P0B76 by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P0B76 code mean?

P0B76 is an OBD-II diagnostic trouble code that indicates: Hybrid/EV Battery Voltage Sense L Circuit Intermittent/Erratic

What causes a P0B76 error code?

The most common causes of P0B76 include: Damage to the voltage measurement circuit wiring harness; Poor contact in the voltage sensor connectors; Battery voltage sensor fault; Interference in the electrical system.

How do I fix a P0B76 diagnostic trouble code?

To fix P0B76: Check the integrity of the voltage measurement circuit wiring harness. Inspect and clean the contacts in the sensor connectors. Check the operation of the battery voltage sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P0B76?

Yes, but get it checked soon

How much does it cost to fix P0B76?

The estimated repair cost for P0B76 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat