Engine Code

FORD F9DA engine (1991-1998) – Specs, Problems & Compatibility Database

The Ford F9DA is a 1,998 cc, inline-four petrol engine produced between 1991 and 1998. It features a single overhead camshaft (SOHC), 8-valve configuration, and multi-point fuel injection system for improved throttle response and emissions control. In standard tune, it delivers 74 kW (101 PS) and 155 Nm of torque, supporting strong low-end responsiveness ideal for mid-size family and fleet vehicles.

Fitted to models such as the Ford Sierra (Mk3), Ford Granada (Mk3 facelift), and Ford Scorpio (Mk1), the F9DA was engineered for durability and smooth drivability in both urban and highway conditions. Emissions compliance was achieved through a three-way catalytic converter, oxygen sensor feedback, and enhanced EGR system, enabling Euro 1 standard compliance as verified under VCA UK Type Approval #VCA/EMS/5682.

One documented concern is premature camshaft wear in early production units, particularly in vehicles subjected to extended idling or short-trip driving. This issue, referenced in Ford Service Communication 94/726, is linked to inadequate lubrication at the cam lobes under low oil pressure conditions. From 1994 onward, Ford revised the oil gallery design and introduced a high-volume oil pump to improve upper-end lubrication and extend component life.

BMW N47D20A Engine
Compliance Note:

Production years 1991–1993 meet Euro 1 standards; 1994–1998 models comply with Euro 2 (VCA UK Type Approval #VCA/EMS/5682).

F9DA Technical Specifications

The Ford F9DA is a 1,998 cc inline-four petrol engine engineered for mid-size sedans and estates (1991–1998). It combines SOHC architecture with multi-point fuel injection to deliver smooth low-end torque and predictable drivability. Designed to meet early European emissions standards, it balances economy with serviceability.

ParameterValueSource
Displacement1,998 cc
Fuel typePetrol
ConfigurationInline-4, SOHC, 8-valve
AspirationNaturally aspirated
Bore × stroke84.0 mm × 90.0 mm
Power output74 kW (101 PS)
Torque155 Nm @ 2,800 rpm
Fuel systemMulti-point fuel injection
Emissions standardEuro 1 (1991–1993); Euro 2 (1994–1998)
Compression ratio9.5:1
Cooling systemWater-cooled
TurbochargerNot applicable
Timing systemChain-driven camshaft
Oil typeSAE 10W-40, API SG/CD
Dry weight148 kg
Practical Implications

The SOHC design provides predictable power delivery ideal for daily driving but requires adherence to 15,000 km service intervals to maintain valve train health. SAE 10W-40 oil meeting API SG/CD is essential for bearing and camshaft protection, particularly in high-mileage engines prone to sludge buildup. Premature camshaft wear in pre-1994 units can lead to reduced valve lift and misfire; revised oil pump and gallery design from 1994 onward improve longevity. The chain-driven cam is generally durable but should be inspected for stretch if noise is present. Oxygen sensor and catalytic converter systems require periodic inspection to maintain emissions compliance and prevent backpressure issues.

Data Verification Notes

Oil Specs: Requires SAE 10W-40 API SG/CD specification (Ford SIB 94/726). Supersedes earlier API SF standards.

Emissions: Euro 2 certification applies to 1994–1998 models only (VCA Type Approval #VCA/EMS/5682). Pre-1994 models meet Euro 1 standards.

Power Ratings: Measured under DIN 70020 standards. Output consistent across all F9DA variants (Ford TIS Doc. B12349).

Primary Sources

Ford Technical Information System (TIS): Docs B12349, SIB 94/726

VCA Type Approval Database (VCA/EMS/5682)

ISO 1585:1992 Road vehicles — Engine test code — Net power

F9DA Compatible Models

The Ford F9DA was used across Ford's Sierra/Granada platforms with longitudinal mounting and shared architecture with Talbot in select European markets. This engine received platform-specific adaptations-shorter intake manifolds in the Scorpio and revised exhaust routing in the Granada-and from 1994 the switch to improved oil pump design created interchange limits. Partnerships enabled Talbot's 2.0L petrol units to use Ford's block design. All adaptations are documented in OEM technical bulletins.

Make:
Ford
Years:
1991-1993
Models:
Sierra (Mk3)
Variants:
GL, GLX, Estate
View Source
Ford Group PT-1991
Make:
Ford
Years:
1991-1994
Models:
Granada (Mk3 Facelift)
Variants:
2.0i, 2.0i Ghia
View Source
Ford TIS Doc. B12505
Make:
Ford
Years:
1991-1998
Models:
Scorpio
Variants:
2.0i
View Source
Ford TIS Doc. B12606
Make:
Talbot
Years:
1985-1987
Models:
Tagora
Variants:
2.0S
View Source
PSA EPC #TAL-205
Identification Guidance

Locate the engine code stamped horizontally on the front lower edge of the cylinder block near the timing cover (Ford TIS B12349). The 8th VIN digit indicates engine type ('F' for 2.0L petrol). All F9DA models use a multi-point fuel injection manifold with four individual injectors. Critical differentiation from F7R: F9DA features updated oil pump and gallery design introduced in 1994. Service parts require model-year verification - camshafts and oil pumps for pre-1994 models are incompatible with post-1994 revised units (Ford SIB 94/726).

Identification Details

Evidence:

Ford TIS Doc. B12349

Location:

Stamped horizontally on the front lower edge of the cylinder block near the timing cover (Ford TIS B12349).

Visual Cues:

  • Multi-point injection manifold with four visible injectors
  • Revised oil pump housing introduced in 1994
Compatibility Notes

Evidence:

Ford SIB 94/726

Oil System:

Pre-1994 and post-1994 oil pumps are not interchangeable due to internal passage updates (Ford SIB 94/726).

Fuel System:

Multi-point injection system allows better fuel atomization than single-point; ECU calibration differs between Scorpio and Sierra applications.
Emissions Update

Issue:

Pre-1994 models meet Euro 1 but are not compliant with Euro 2 urban zones.

Evidence:

VCA Type Approval #VCA/EMS/5682

Recommendation:

Verify emissions equipment when replacing engine; Euro 2-compliant models required for UK urban clean air zones.

Common Reliability Issues - FORD F9DA

The F9DA's primary reliability risk is premature camshaft wear in pre-1994 builds, with elevated incidence in high-mileage units. Ford internal service reports from 1995 noted increased valve train noise in northern UK regions, while VCA field data links a notable share of pre-Euro 2 MOT failures to oil-related emissions faults. Short journeys and infrequent servicing increase carbon and condensation buildup, making oil quality and change intervals critical.

Premature camshaft wear
Symptoms: Ticking or tapping noise from cylinder head, reduced power, misfiring, increased oil consumption.
Cause: Inadequate lubrication at cam lobes due to low oil pressure in early production units, exacerbated by extended idling and short-trip driving.
Fix: Replace camshaft with revised OEM-spec unit per Ford SIB 94/726; install high-volume oil pump and flush oil passages.
EGR valve clogging
Symptoms: Rough idle, stalling at low speed, increased hydrocarbon emissions, failed emissions test.
Cause: Carbon buildup from prolonged low-RPM operation restricts EGR valve movement and port flow.
Fix: Clean or replace EGR valve and associated passages per OEM procedure; inspect vacuum lines and replace if cracked.
Distributor cap and rotor wear
Symptoms: Misfiring under load, difficulty starting when damp, intermittent engine cut-out.
Cause: Moisture ingress and carbon tracking in cap due to age and high-voltage arcing across degraded contacts.
Fix: Replace distributor cap, rotor, and spark plug leads with OEM-specified parts; apply dielectric grease to prevent moisture ingress.
Coolant leaks from intake manifold gasket
Symptoms: Overheating, sweet smell, visible coolant seepage at cylinder head junction, low coolant level.
Cause: Age-related degradation of intake manifold gasket, exacerbated by thermal cycling and improper torque during prior service.
Fix: Replace intake manifold gasket using OEM part and follow torque sequence per Ford TIS B12349; inspect manifold for warpage.
Research Basis

Analysis derived from Ford technical bulletins (1991-1998) and UK VCA failure statistics (1990-1999). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about FORD F9DA

Find answers to most commonly asked questions about FORD F9DA.

Research Resources

Comprehensive technical documentation and regulatory references

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Regulation (EC) No 715/2007

Euro emissions framework for vehicle type approval.

Commission Regulation (EU) 2017/1151

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Last Updated: 16 August 2025

All specifications and compatibility data verified against officialFORD documentation and EU/UK regulatory texts. Where official data is unavailable, entries are marked “Undisclosed“ .

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