Acura CL Type-S Engine Manual

The Acura CL Type-S features a 3.2L V6 J-series engine with VTEC technology, producing 260 horsepower and 232 lb-ft of torque. This manual covers engine specifications, maintenance procedures, troubleshooting, performance characteristics, and technical data for the Type-S powertrain system. Below are key sections for engine overview, specifications, maintenance, operation, and troubleshooting.

1. Engine Overview 2. Technical Specifications 3. Maintenance Procedures 4. Performance Characteristics 5. Engine Controls 6. Fluid Requirements 7. Troubleshooting 8. Service Intervals 9. Warranty Information

Engine Overview

The J32A2 engine features aluminum alloy construction, dual overhead camshafts, 24 valves, and advanced VTEC system for optimal power delivery across the RPM range.

Component	Description
Engine Type	3.2L SOHC V6 J32A2
Valvetrain	24-valve VTEC
Bore x Stroke	89mm x 86mm
Compression Ratio	10.5:1
Fuel System	Programmed Fuel Injection (PGM-FI)
Ignition System	Direct ignition system
Oil Capacity	4.5 quarts with filter
Coolant Capacity	7.4 quarts
Redline	6,800 RPM
VTEC Engagement	4,800 RPM

Technical Specifications

Displacement: 3,215 cc
Horsepower: 260 hp @ 6,100 RPM
Torque: 232 lb-ft @ 3,500-5,500 RPM
Fuel Requirement: Premium unleaded (91 octane or higher)
Emission Control: LEV (Low Emission Vehicle) certified
Oil Type: 5W-20 or 5W-30 synthetic recommended
Coolant Type: Honda/Acura Long-Life Antifreeze/Coolant
Spark Plugs: NGK IZFR6K-11S or equivalent

Maintenance Procedures

Regular maintenance ensures optimal engine performance and longevity.

Oil Change: Replace oil and filter every 7,500 miles or 12 months
Spark Plugs: Replace every 105,000 miles
Timing Belt: Replace every 105,000 miles or 7 years
Coolant Flush: Every 60,000 miles or 5 years
Air Filter: Inspect every 30,000 miles, replace as needed
Fuel Filter: Replace every 60,000 miles

WARNING! Always allow engine to cool before performing maintenance. Use proper safety equipment.

Performance Characteristics

The J32A2 engine delivers smooth power delivery with strong mid-range torque and high-RPM performance.

RPM Range	Performance Characteristic
0-3,500 RPM	Strong low-end torque for daily driving
3,500-4,800 RPM	Linear power increase
4,800-6,800 RPM	VTEC engagement for peak horsepower
Redline	6,800 RPM with fuel cut-off protection

Note: Engine performs best when properly warmed up to operating temperature.

Engine Controls

The engine management system includes multiple sensors and control units for optimal performance.

ECU: Programmed for Type-S specific tuning
VTEC System: Variable Valve Timing and Lift Electronic Control
DBW: Drive-by-wire throttle system
Knock Sensor: Detects engine knock and adjusts timing
O2 Sensors: Upstream and downstream for fuel trim control
MAF Sensor: Mass Air Flow sensor for air intake measurement

Fluid Requirements

Using correct fluids is essential for engine longevity and performance.

Fluid Type	Specification	Capacity
Engine Oil	5W-20 or 5W-30 synthetic	4.5 quarts
Coolant	Honda/Acura Type 2	7.4 quarts
Transmission Fluid	Honda/Acura ATF-Z1	2.9 quarts
Power Steering	Honda Power Steering Fluid	As needed
Brake Fluid	DOT 3 or DOT 4	As needed

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine misfire	Faulty spark plugs/coils	Replace spark plugs and inspect ignition coils
Check Engine Light	Various sensor issues	Scan for diagnostic trouble codes
Overheating	Coolant leak/thermostat	Check coolant level and thermostat operation
Poor performance	Clogged air filter/fuel filter	Replace air and fuel filters
Oil consumption	Worn piston rings/valve seals	Perform compression and leak-down tests
Rough idle	Dirty throttle body/IAC valve	Clean throttle body and IAC valve

Service Intervals

Follow recommended service intervals for optimal engine performance.

Oil Change: Every 7,500 miles or 12 months
Air Filter: Every 30,000 miles or as needed
Spark Plugs: Every 105,000 miles
Timing Belt: Every 105,000 miles or 7 years
Coolant: Every 60,000 miles or 5 years
Fuel Filter: Every 60,000 miles
Transmission Fluid: Every 30,000 miles

Warranty Information

Original warranty: 4 years/50,000 miles basic, 6 years/70,000 miles powertrain. Contact Acura customer service for current warranty status and coverage details.

Support: Acura Client Relations: 1-800-382-2238 or visit www.acura.com