Engine & fuel system
3 documented faults — symptoms, causes and workshop fixes.
Engine malfunction indicator lamp (MIL) illuminated
Overview
- Affects
- All models with 1.4 Diesel engine, →08/08.
- Fault codes
P0487- Remedy
- Fit modified part
Symptoms
Trouble code stored: P0487.
Cause
Engine control module (ECM) software fault.
Repair
- Carry out electrical, mechanical and component tests (as applicable) to eliminate any other possible cause(s).
- If no fault(s) found: Fit modified engine control module (ECM).
Data: Motorwise Workshop. Bulletin 2.
Trouble code stored: P0340
Overview
- Affects
- All models: Auris, →09/07. Corolla, →10/07.
- Fault codes
P0340- Remedy
- Fit modified part
Cause
Engine control module (ECM) software fault.
Repair
- Carry out electrical, mechanical and component tests (as applicable) to eliminate any other possible cause(s).
- If no fault(s) found: Fit modified engine control module (ECM).
Data: Motorwise Workshop. Bulletin 3.
Poor cold starting
Overview
- Affects
- All models with 1ND-TV engine code, →12/09.
- Remedy
- Software update
Symptoms
Erratic idle when started from cold.
Cause
Faulty fuel injectors.
Engine control module (ECM) software fault.
Repair steps
- Carry out electrical, mechanical and component tests (as applicable) to eliminate any other possible cause(s).
- If no fault(s) found: Re-program ECM with upgraded software.
- Inspect part number on fuel injectors. If part number 23670-33050, replace fuel injectors.
Parts
| Part | Part number | Qty |
|---|---|---|
| Fuel injector | 23670-33051 | 4 |
Data: Motorwise Workshop. Bulletin 7.
Steering
3 documented faults — symptoms, causes and workshop fixes.
Rattling noise from steering column at low speeds over uneven surfaces
Cause
Excessive free play in EPS motor drive gears.
Repair
- Fit modified steering column.
Data: Motorwise Workshop. Bulletin 4.
Knocking noise from steering when steering wheel turned
Overview
- Affects
- All models, →2008.
- Remedy
- Fit modified part
Cause
Dry contact surfaces on the steering column lower shaft splined joint.
Repair
- To confirm cause: Mark alignment of steering column lower shaft to steering rack. Detach steering column lower shaft from steering rack. Slide steering column lower shaft in and out 10 times. Ensure alignment of reference marks. Refit steering column lower shaft. Road test vehicle.
- If noise is no longer present: Fit modified steering column lower shaft.
Data: Motorwise Workshop. Bulletin 5.
Increased engine noise in passenger compartment
Steering column sealing boot cracked/damaged. Fix: fit a new part.
Overview
- Affects
- All LHD models.
- Remedy
- Fit new part
Symptoms
Driver's footwell carpet wet after heavy rain. Steering operation not smooth when manoeuvring or parking.
Repair steps
- Remove steering column sealing boot and discard.
- Fit protective cover to new steering column sealing boot Secure protective cover with retaining strap, ensure a clearance of 0.5 - 1.5 mm.
- Fit new steering column sealing boot complete with protective cover.
Parts
| Part | Part number | Qty |
|---|---|---|
| Protective cover | 45254-02020 | 1 |
| Steering column sealing boot | Refer to manufacturer | 1 |
Data: Motorwise Workshop. Bulletin 8.
Clutch & gearbox
2 documented faults — symptoms, causes and workshop fixes.
Engine jerking under following conditions:Engine temperature between 40°C and 70°C.Transmission in 2nd or 3rd gear.Driving at constant speed or gently accelerating from 2000rpm
Overview
- Affects
- All models with 1ND-TV engine code.
Cause
Incorrect Diesel fuel grade used (summer/winter grade).
Faulty circuit in engine control module (ECM).
Repair
- Use correct Diesel fuel grade.
- Renew engine control module (ECM).
Data: Motorwise Workshop. Bulletin 1.
Rattling noise from clutch assembly with engine idling and clutch pedal fully released
Overview
- Affects
- All models with 1ND-TV engine code.
- Remedy
- Fit modified part
- Parts
- 3 parts
Cause
Unsatisfactory design of clutch assembly.
Repair
- Fit modified clutch assembly.
- Renew concentric clutch slave cylinder.
Parts3 parts
| Part | Part number | Qty |
|---|---|---|
| Clutch assembly - except ASM transmission | 31250-52131 | 1 |
| Clutch assembly - ASM transmission | 31250-52151 | 1 |
| Concentric clutch slave cylinder | Refer to manufacturer | 1 |
Data: Motorwise Workshop. Bulletin 6.
Glossary
Technical terms used in this guide.
- ECM
- Engine control module — the electronic unit that manages the engine
- LHD
- Left-hand drive — steering wheel on the left
- Control Module
- A control unit for one of the vehicle's systems (engine, gearbox, brakes, body, and so on)
- Re-Program
- Update the software on a control module using the manufacturer's diagnostic tool
- Trouble Code
- A standardised fault code stored by a control module, read with a diagnostic tool
Frequently asked questions
What are the common faults with the Toyota Corolla 1.4 D-4D?
This guide contains eight workshop bulletins for the Toyota Corolla 1.4 D-4D. Of these, three concern the engine and fuel system and three the steering. Symptoms, causes, repair steps and part numbers are shown where supplied.
Does every Toyota Corolla 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 Corolla 1.4 D-4D faults myself?
Many of them. The documented symptoms can be seen, heard or felt during a test drive.