Vauxhall Corsa Corsa D 1.3 CDTi 75bhp — Injector Failure and Black Smoke
Injector failure on the 1.3 CDTi causes rough running, misfires and black smoke under acceleration. The piezoelectric injectors used in this engine are expensive to replace.
Severity
SevereDIY Difficulty
Professional Only
Est. Cost
£300–£900
OBD Codes
P0201P0202P0263P0266Injectors
Typical layout and location for the Injectors assembly.
Symptoms
- Black smoke under acceleration
- Rough idle and misfires
- Uneven power delivery
- Fuel economy drops noticeably
- P0201-P0204 fault codes
Root Cause
The 1.3 CDTi uses piezoelectric injectors that wear at their needle seats. Contaminated fuel or extended service intervals accelerate deterioration. Each injector is calibrated individually.
How To Fix
- Contribution test identifies failing cylinder
- Send injectors for professional cleaning and calibration first (£60-100 each)
- If beyond repair, replacement injectors must be coded to ECU
- Cost per injector fitted: £200-400
- Replace fuel filter at same time
Estimated Repair Costs
| Repair Option | Est. Cost (GBP) |
|---|---|
| DIY (parts only) | £120–£360 |
| Independent Garage | £300–£900 |
| Main Dealership | £480–£1440 |
Other Faults on This Variant
EGR Valve Failure and Carbon Build-Up
ModerateThe Fiat/GM 1.3 CDTi is a capable diesel but its EGR valve blocks with carbon deposits regularly. This is one of the most common Corsa D complaints.
Diesel Particulate Filter Blockage
ModerateDPF blockage is endemic on the 1.3 CDTi Corsa, largely because most owners use them for short trips where the DPF cannot self-clean.
EGR Valve Seized Open
ModerateThe EGR valve on the 1.3 CDTi clogs rapidly, usually jamming open and causing terrible starting and idling.
Disclaimer: Repair cost estimates are indicative and based on community data. Always get a quote from a qualified mechanic before proceeding with any repair.