Nissan Juke Mk1 1.5 dCi 110bhp — Injector Return Pipe Failure
The K9K injector fuel return pipe clips crack and leak diesel. It is a fire risk if left unaddressed and affects all K9K-engined vehicles including the Juke.
Severity
SevereDIY Difficulty
Easy
Est. Cost
£30–£150
OBD Codes
P0087Injectors
Typical layout and location for the Injectors assembly.
Symptoms
- Strong diesel smell after running
- Fuel staining around injectors
- Hard starting when hot
- Lumpy running under light loads
Root Cause
The plastic clip-on fuel return connections on the injectors become brittle with heat cycling. They develop hairline cracks that worsen progressively.
How To Fix
- Inspect all return pipe clips — replace the complete set at once
- Repair kit available from £30
- Straightforward DIY job: 1-2 hours
- Do not delay — this is a fire risk
Estimated Repair Costs
| Repair Option | Est. Cost (GBP) |
|---|---|
| DIY (parts only) | £12–£60 |
| Independent Garage | £30–£150 |
| Main Dealership | £48–£240 |
Other Faults on This Variant
Timing Chain Failure (K9K Engine)
SevereThe K9K 1.5 dCi engine's timing chain issue transfers directly from the Qashqai to the Juke. Chain rattle on cold start must be addressed immediately.
DPF Blockage
ModerateThe Juke dCi is frequently used for urban journeys, causing chronic DPF blockage. The problem is especially common on lower-spec 86bhp variants.
Disclaimer: Repair cost estimates are indicative and based on community data. Always get a quote from a qualified mechanic before proceeding with any repair.