John Deere 1025R Sub-Compact Utility Tractor 23.9 HP EXCESS SMOKE Error Fix: Excessive Exhaust Smoke (Diesel)

Black, white, or blue smoke from diesel exhaust. Black: engine overloaded, dirty air filter, injector problem. White: cold engine (normal briefly), coolant leak into combustion chamber, low compression. Blue: burning engine oil — worn rings or valve seals.

Medium severity2 fixes available

Quick Answer

Error EXCESS SMOKE on the John Deere 1025R Sub-Compact Utility Tractor 23.9 HP means: Excessive Exhaust Smoke (Diesel). The top-ranked community fix is “Test and Replace Faulty Fuel Injector” (hard difficulty, ~120 min, DIY cost: $5-$20). 2 community-ranked fixes available below.

Published February 2026 · 2 fixes · compact tractor

Content is based on manufacturer service documentation, community repair experience, and OEM technical bulletins. Always verify with your owner's manual.Learn about our editorial standards.

When to Call a Professional

While many compact tractor repairs can be done safely at home, consider hiring a qualified technician if:

The repair involves electrical wiring, gas lines, or refrigerant
You've tried the top-ranked fix and the error persists
You smell gas, see sparking, or notice water leaking
The repair requires specialized tools you don't have
Your appliance is still under manufacturer warranty

Average professional repair cost for this issue: $300-$450.

Other John Deere 1025R Sub-Compact Utility Tractor 23.9 HP Error Codes

3PT WON'T LIFT

Three-Point Hitch Won't Lift

2 fixes

AIR FILTER

Air Filter Restriction Indicator

2 fixes

CHARGE

Alternator / Charging System Fault

2 fixes

CRANKS NO START

Engine Cranks but Won't Start (Diesel)

2 fixes

ENG OIL PRESS

Low Engine Oil Pressure Warning

2 fixes

ENG TEMP

Engine Coolant Temperature High

Fuel System Warning

Glow Plug System Fault

2 fixes

People Also Ask About John Deere 1025R Sub-Compact Utility Tractor 23.9 HP Error EXCESS SMOKE

What does error code EXCESS SMOKE mean on a John Deere 1025R Sub-Compact Utility Tractor 23.9 HP?

Error code EXCESS SMOKE on the John Deere 1025R Sub-Compact Utility Tractor 23.9 HP means: Excessive Exhaust Smoke (Diesel). Black, white, or blue smoke from diesel exhaust. Black: engine overloaded, dirty air filter, injector problem. White: cold engine (normal briefly), coolant leak into combustion chamber, low compression. Blue: burning engine oil — worn rings or valve seals.

How do I fix error code EXCESS SMOKE on my John Deere 1025R Sub-Compact Utility Tractor 23.9 HP?

The most successful fix is "Test and Replace Faulty Fuel Injector" (hard difficulty, ~120 minutes). Estimated DIY cost: $5-$20. HomeMD has 2 community-ranked fixes for this error.

Is error code EXCESS SMOKE on a John Deere 1025R Sub-Compact Utility Tractor 23.9 HP serious?

This error is rated medium severity. It should be addressed soon, but your appliance may still function in a limited capacity.

Can I fix John Deere 1025R Sub-Compact Utility Tractor 23.9 HP error EXCESS SMOKE myself?

Yes — the top-ranked community fix ("Test and Replace Faulty Fuel Injector") is rated hard difficulty and takes about 120 minutes. Tools needed: T30 Torx screwdriver, 10mm socket wrench, 12mm wrench, Needle-nose pliers, Multimeter.

How much does it cost to repair John Deere 1025R Sub-Compact Utility Tractor 23.9 HP error EXCESS SMOKE?

DIY cost: $5-$20. Professional repair typically costs $300-$450. Many homeowners save money by trying the top-ranked community fix first.

What other error codes does the John Deere 1025R Sub-Compact Utility Tractor 23.9 HP have?

The John Deere 1025R Sub-Compact Utility Tractor 23.9 HP has 8 other known error codes, including: 3PT WON'T LIFT (Three-Point Hitch Won't Lift), AIR FILTER (Air Filter Restriction Indicator), CHARGE (Alternator / Charging System Fault), CRANKS NO START (Engine Cranks but Won't Start (Diesel)), ENG OIL PRESS (Low Engine Oil Pressure Warning), and 3 more.

What other error codes does the John Deere 1025R Sub-Compact Utility Tractor 23.9 HP have?

The John Deere 1025R Sub-Compact Utility Tractor 23.9 HP has 8 other known error codes:

3PT WON'T LIFT — Three-Point Hitch Won't Lift (2 fixes)
AIR FILTER — Air Filter Restriction Indicator (2 fixes)
CHARGE — Alternator / Charging System Fault (2 fixes)
CRANKS NO START — Engine Cranks but Won't Start (Diesel) (2 fixes)
ENG OIL PRESS — Low Engine Oil Pressure Warning (2 fixes)
ENG TEMP — Engine Coolant Temperature High (2 fixes)
FUEL FILTER — Fuel System Warning (2 fixes)
GLOW PLUG — Glow Plug System Fault (2 fixes)

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