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Stellantis e-CMP (e-208, Corsa-e, ë-C4…) vs Toyota bZ4X: which engine is more reliable?

According to our risk index, the Toyota bZ4X carries less risk than the Stellantis e-CMP (e-208, Corsa-e, ë-C4…): 11/100 (low risk) versus 36/100 (moderate risk). The Stellantis e-CMP (e-208, Corsa-e, ë-C4…) has 3 documented serious faults, the main one being «Loss of traction from a high-voltage system cut-out (‘electric traction fault’ warning)»; the Toyota bZ4X has 1 documented serious fault, the main one being «High-voltage battery control unit software fault: loss of traction».

Risk index

Stellantis e-CMP (e-208, Corsa-e, ë-C4…)

36

Moderate risk · 3 serious faults

Risk index

Toyota bZ4X

11

Low risk · 1 serious fault

Lower risk

The index (0–100) weights the severity and frequency of the three most serious documented faults. How it is calculated

17 sourcesHow we work

Is the Stellantis e-CMP (e-208, Corsa-e, ë-C4…) reliable?

Stellantis’s electric drivetrain has no serious factory faults documented: the battery holds up well (median 94% health at 50,000 km and 90.7% at 150,000 km in the e-208 and Corsa-e), and the problems cited are the charger and several software campaigns.[1][2][3]

See the 5 of the Stellantis e-CMP (e-208, Corsa-e, ë-C4…) faults

Is the Toyota bZ4X reliable?

In Europe, the sources consulted document no faults in the bZ4X’s electric system: the known European campaigns concern the wheels (2022), the heat pump compressor and the instrument cluster. The only relevant issue is a 2026 battery software fault, whose arrival in Europe is not confirmed.[4][5][6][7]

See the of the Toyota bZ4X fault

Side-by-side comparison

Comparison of Stellantis e-CMP (e-208, Corsa-e, ë-C4…) and Toyota bZ4X
Stellantis e-CMP (e-208, Corsa-e, ë-C4…)Toyota bZ4X
Technical data
TypeEngineEngine
FuelElectricalElectrical
Displacement——
Timing——
Power136–156 hp167–343 hp
Productionsince 2019[8][9]since 2022[4][10][11]
Reliability
Risk index (what is it?)36Moderate risk11Low risk
Documented faults51
Of high or critical severity31
Worst severityCritical severityHigh severity
Main faults
  1. High severity: Loss of traction from a high-voltage system cut-out (‘electric traction fault’ warning)
  2. High severity: Traction battery control calibration: motor cut-out from faulty readings (2022)
  3. Critical severity: Astra Electric: communication fault between control units that can make the car move backwards (2023)
  1. High severity: High-voltage battery control unit software fault: loss of traction
Most expensive documented repairNo reliable dataNo reliable data
Which versions to buy
BuyRecommended versionsNone
  • bZ4X front-wheel drive, 204 hp (2022-2025)[4][5]
  • bZ4X all-wheel drive, 218 hp (2022-2025)[4]
With cautionVersions to be cautious about
  • e-CMP 50 kWh, 136 hp (2019-2024)[1][2][3]
  • Large vans 75 kWh, 136 hp (2020-2024)[9][12]
  • e-CMP second generation 54 kWh, 156 hp (2022-)[13][14][15]
  • bZ4X facelift: 57.7 and 73.1 kWh, 167-343 hp (2025-present)[7][16][17]
AvoidVersions to avoidNoneNone

Severity of each fault: green, low; amber, medium; red, high; dark red, critical. How we rate them

Cars that each one is fitted to

Stellantis e-CMP (e-208, Corsa-e, ë-C4…)

See the 20 models with the Stellantis e-CMP (e-208, Corsa-e, ë-C4…)

Toyota bZ4X

Other comparisons

With the Stellantis e-CMP (e-208, Corsa-e, ë-C4…)

With the Toyota bZ4X

Compare other engines

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Sources

Every fact on this page links to its source. If you find an error, let us know.

  1. Ni un solo eléctrico baja del 86 % de batería: 500.000 tests miden la degradación de 20 modelos a los 150.000 kmtestcoches.es · Reliability study · published 4 September 2026 · consulted 30 October 2026 · in Spanish
  2. Peugeot e-208, e-2008, DS 3 e-Tense. Un rappel de 5 761 exemplairesL'argus · Motoring press · published 20 April 2022 · consulted 30 October 2026 · in French
  3. E-Fahrzeug-Rückruf: E-Motor könnte ausfallenauto motor und sport · Motoring press · published 1 March 2023 · consulted 30 October 2026 · in German
  4. Fiabilité Toyota bZ4X: pannes et avisfiches-auto.fr · Motoring press · consulted 30 October 2026 · in French
  5. Toyota bZ4X: Rückruf, Autobauer bietet Rückkauf ansparneuwagen.de · General press · published 4 August 2022 · consulted 30 October 2026 · in German
  6. Toyota bZ4X: Probleme mit der ECUÖAMTC · Consumer association · published June 2024 · consulted 30 October 2026 · in German
  7. Recall de 21.000 coches eléctricos de Toyota, Lexus y Subaru en EE. UU.electrive.com (edición en español) · Motoring press · published 30 June 2026 · consulted 30 October 2026 · in Spanish
  8. Common Modular Platform (CMP / e-CMP)Wikipedia · Other source · consulted 30 October 2026
  9. Peugeot Expert (electric versions)Wikipedia · Other source · consulted 30 October 2026
  10. Toyota bZ4XWikipedia (inglés) · Other source · consulted 30 October 2026
  11. Toyota bZ4X (EAM1) 2022-2025: variantesADAC Autokatalog · Technical documentation · consulted 30 October 2026 · in German
  12. E-Auto: Rückruf bei Opel, Peugeot, Citroën und DSGebrauchtwagenberater.de · Motoring press · published 8 June 2023 · consulted 30 October 2026 · in German
  13. Fiat 600 : fiabilité, pannes et rappels (600e)Fiches-auto.fr · Reliability study · consulted 30 October 2026 · in French
  14. Rückruf Opel Astra Electric: Kann in falsche Richtung fahrenauto motor und sport · Motoring press · published 23 November 2023 · consulted 30 October 2026 · in German
  15. Opel Astra (Astra Electric)Wikipedia · Other source · consulted 30 October 2026
  16. Toyota bZ4X recalled (Australia)CarExpert · Motoring press · published 19 June 2026 · consulted 30 October 2026
  17. Toyota recalls nearly 21,000 electric vehicles over battery control unit software issueautoevolution · Motoring press · published June 2026 · consulted 30 October 2026