Engine & fuel system
3 documented faults — symptoms, causes and workshop fixes.
Engine overheating
Overview
- Affects
- All models built in France with 1.4 Diesel engine, →09/09/05.All models built in Japan with 1.4 Diesel engine, →05/07/05.
- Remedy
- Fit modified part
- Parts
- 1 part
Symptoms
Loss of coolant.
Cause
Cylinder head gasket faulty.
Repair
- Check cylinder head surface for distortion. Replace as necessary.
- Fit modified cylinder head gasket.
Parts1 part
| Part | Part number | Qty |
|---|---|---|
| Cylinder head gasket | Refer to manufacturer | 1 |
Data: Motorwise Workshop. Bulletin 3.
Engine coolant temperature warning lamp illuminated
Symptoms
Coolant loss. Engine overheating.
Cause
Poor manufacture of cylinder head gasket.
Repair
- Replace cylinder head. Fit modified cylinder head gasket.
Parts2 parts
| Part | Part number | Qty |
|---|---|---|
| Cylinder head | 11101-33030 | 1 |
| Cylinder head gasket | 11115-33022-C0/D0/E0 | 1 |
Data: Motorwise Workshop. Bulletin 4.
Abnormal noise from engine bay when engine idling
Cause
Timing chain worn.
Repair
- Repair with modified timing chain kit.
Parts7 parts
| Part | Part number | Qty |
|---|---|---|
| Timing chain guide rail | 13559-33010 | 1 |
| Timing chain tensioner rail | 13561-33020 | 1 |
| Timing chain tensioner | 13540-33020 | 1 |
| Timing chain | 13506-33020 | 1 |
| Camshaft sprocket | 13523-33021 | 1 |
| Camshaft sprocket bolt | 90105-08434 | 3 |
| Crankshaft sprocket | 13521-33020 | 1 |
Data: Motorwise Workshop. Bulletin 5.
Brakes
1 documented fault — symptoms, causes and workshop fixes.
Brakes squeal
Overview
- Affects
- All models.
Cause
Replacement brake pads fitted without anti-squeal shims.
Repair
- Ensure brake pad anti-squeal shims are fitted.
- Replacement shims available separately.
Data: Motorwise Workshop. Bulletin 1.
Body & trim
1 documented fault — symptoms, causes and workshop fixes.
Buzzing or rattling noises from front seat belt and seat belt buckle
Overview
- Affects
- All models built in Japan.
Cause
Seat belt upper anchorage point trim panel vibrating.
Seat belt buckle vibrating against seat side trim panel.
Repair
- Apply felt tape to back of seat belt upper anchorage point trim panel.
- Apply felt tape to seat belt buckle.
Data: Motorwise Workshop. Bulletin 2.
Glossary
Technical terms used in this guide.
- VIN
- Vehicle identification number — 17 characters, found at the base of the windscreen and on the V5C logbook
- Head Gasket
- The seal between the cylinder head and the engine block
Frequently asked questions
What are the common faults with the Toyota Yaris Verso 1.4 D-4D?
This guide contains five workshop bulletins for the Toyota Yaris Verso 1.4 D-4D. Of these, three concern the engine and fuel system and one the brakes. Symptoms, causes, repair steps and part numbers are shown where supplied.
Does every Toyota Yaris Verso 1.4 D-4D have these faults?
No. These are patterns documented across the model by workshops, not predictions for an individual vehicle. Where a fault applies only to certain vehicles or VIN ranges, that is listed with the fault.
Can I check for Toyota Yaris Verso 1.4 D-4D faults myself?
Many of them. The documented symptoms can be seen, heard or felt during a test drive.