Acura RL (1996-2004 year). Manual - part 230

Fuel and Emissions

Special Tools

11–2

. . . . . . . . . . . . . . . . . 

Component Locations Index

11–3

. . . 

System Description

Vacuum Connections

11–9

. . . . . . . 

Electrical Connections

’96–’02 Models

11–14

. . . . . . . . . . 

’03 Model

11–2b

. . . . . . . . . . . . . . . 

’04 Model

11–8c

. . . . . . . . . . . . . . . 

System Connectors

Engine Compartment

’96–’03 Models

11–28

. . . . . . 

’04  Model

11–22c

. . . . . . . . . . . 

Dash and Floor

’96–’03 Models

11–32

. . . . . . 

’04  Model

11–26c

. . . . . . . . . . . 

Troubleshooting

Troubleshooting

Procedures

11–40

. . . . . . . . . . . . . 

Symptom Chart

’96–’03 Models

11–44

. . . . . . . . . . 

’04  Model

11–34c

. . . . . . . . . . . . . . 

Probable Cause Chart

’96–’03 Models

11–44

. . . . . . . . . . 

’04  Model

11–34c

. . . . . . . . . . . . . . 

PCM Terminal Arrangement

’96–’02 Models

11–47

. . . . . . . . . . 

’03-’04  Models

11–5b

. . . . . . . . . . 

DTC Chart

’96–’03 Models

11–53

. . . . . . . . . . 

’04  Model

11–41c

. . . . . . . . . . . . . . 

How to Read Flow Charts

11–58

. . . 

PGM–FI System

System Description

11–59

. . . . . . . . . . . 

How to Set Readiness Codes

11–61

. . . 

MIL Circuit Troubleshooting

’96–’03 Models

11–63

. . . . . . . . . . . . . 

’04  Model

11–70c

. . . . . . . . . . . . . . . . . 

Idle Control System

System Description

11–112

. . . . . . . . . . . 

Troubleshooting Flowcharts

Air Conditioning Signal

11–116

. . . . . 

Alternator FR Signal

11–118

. . . . . . . . 

Starter Switch Signal

11–119

. . . . . . . 

PSP Switch Signal

11–120

. . . . . . . . . 

Brake Pedal Position Switch

Signal

11–122

. . . . . . . . . . . . . . . . . . 

Idle Air Control Thermal

Valve

11–123

. . . . . . . . . . . . . . . . . . . . . . 

Idle Speed Setting

11–124

. . . . . . . . . . . . . 

PCM Memory Setting

11–125

. . . . . . . . . . 

Fuel Supply System

Fuel Lines

11–126

. . . . . . . . . . . . . . . . . . . . 

Fuel Tube/Quick–Connect

Fittings

11–129

. . . . . . . . . . . . . . . . . . . . 

System Description

11–132

. . . . . . . . . . . 

Fuel Pressure

11–132

. . . . . . . . . . . . . . . . . 

Fuel Injectors

11–133

. . . . . . . . . . . . . . . . . 

Fuel Pressure Regulator

11–135

. . . . . . . 

Troubleshooting

11–137

. . . . . . . . . . . 

Fuel Pump Relay

11–139

. . . . . . . . . . . . . . 

Fuel Pump Resistor

11–141

. . . . . . . . . . . 

Fuel Filter

11–142

. . . . . . . . . . . . . . . . . . . . . 

Fuel Pump

11–142

. . . . . . . . . . . . . . . . . . . . 

Fuel Gauge

11–143

. . . . . . . . . . . . . . . . . . . 

Fuel Gauge Sending Unit

11–144

. . . . . . 

Low Fuel Indicator System

11–145

. . . . . 

PGM–FI Main Relay

11–146

. . . . . . . . . . . . 

Troubleshooting

11–147

. . . . . . . . . . . 

Fuel Tank

11–150

. . . . . . . . . . . . . . . . . . . . . 

Intake Air System

System Description

11–152

. . . . . . . . . . . 

Air Cleaner

11–153

. . . . . . . . . . . . . . . . . . . 

Throttle Cable

11–154

. . . . . . . . . . . . . . . . . 

Throttle Body

11–155

. . . . . . . . . . . . . . . . . 

Intake Manifold Runner Control (IMRC)

System
Description

11–157

. . . . . . . . . . . . . . . . 

Troubleshooting

11–158

. . . . . . . . . . . 

Valve 1 Testing

11–162

. . . . . . . . . . . . . 

Valve 2 Testing

11–162

. . . . . . . . . . . . . 

Intake Air Bypass (IAB) Control

System

11–163

. . . . . . . . . . . . . . . . . . . . 

Emission Control System

System Description

11–164

. . . . . . . . . . . 

Tailpipe Emission

11–164

. . . . . . . . . . . . . 

Three Way Catalytic

Converter

11–164

. . . . . . . . . . . . . . . . . 

EGR System

11–166

. . . . . . . . . . . . . . . . . . 

PCV System

11–174

. . . . . . . . . . . . . . . . . . 

Evaporative Emission Controls

Description

11–175

. . . . . . . . . . . . . . . . 

EVAP Canister and Canister

Vent Shut Valve
Replacement

11–201

. . . . . . . . . . . 

EVAP Two Way Valve and Bypass

Solenoid Valve
Replacement

11–202

. . . . . . . . . . . 

Fuel Tank Vapor Control Valve

(’00-’04 Models)
Test

11–203

. . . . . . . . . . . . . . . . . . . . 

Replacement

11–204

. . . . . . . . . . . 

Evaporative Emission EVAP Two Way

Valve Testing

11–205

. . . . . . . . . . . 

Main Menu

Automatic Transmission

Special Tools

14–2

. . . . . . . . . . . . . . . . 

Description

General Operation

14–3

. . . . . . . . . 

Clutches

14–6

. . . . . . . . . . . . . . . . . 

Power Flow

14–8

. . . . . . . . . . . . . . . 

Electronic Control System

14–19

. 

Hydraulic Control

14–24

. . . . . . . . . 

Hydraulic Flow

14–28

. . . . . . . . . . . . 

Lock–up System

14–38

. . . . . . . . . . 

Park Mechanism

14–45

. . . . . . . . . . 

Electrical System

PCM Terminal Voltage/

Measuring Conditions
A/T Control System

14–48

. . . . . . . 

Component Locations

14–51

. . . . . . . . 

Troubleshooting Procedures

14–52

. . 

Symptom–to–component Chart

’96–03 Models

14–56

. . . . . . . . . . . . 

’04 Model

14-2c

. . . . . . . . . . . . . . . . . 

Torque Converter Clutch

(Lock–up Control)
Solenoid Valves A and B
Test

14–86

. . . . . . . . . . . . . . . . . . . . . . 

Replacement

14–87

. . . . . . . . . . . . . 

Shift Solenoid Valves

A and B

14–88

. . . . . . . . . . . . . . . . . . 

A/T Clutch Pressure Control Solenoid

Valve
Test

14–89

. . . . . . . . . . . . . . . . . . . . . . 

Mainshaft/Countershaft Speed Sensors

Replacement

14–90

. . . . . . . . . . . . . 

Transmission Range Switch

(A/T Gear Position Switch)
Test

14–92

. . . . . . . . . . . . . . . . . . . . . . 

Replacement

14–93

. . . . . . . . . . . . . 

A/T Gear Position Indicator

Indicator Input Test

14–96

. . . . . . . . 

Interlock System

Key Interlock Solenoid

Test

14–97

. . . . . . . . . . . . . . . . . . . 

Shift Lock Solenoid Test

14–97

. . . 

Shift Lock Solenoid

Replacement

14–98

. . . . . . . . . . 

Park Pin Switch Test/

Replacement

14–99

. . . . . . . . . . 

Hydraulic System

Symptom–to–component

Chart

14–100

. . . . . . . . . . . . . . . . . . . . . 

Road Test

14–104

. . . . . . . . . . . . . . . . . . . . 

Stall Speed Test

14–107

. . . . . . . . . . . . . . 

Fluid Level

Checking/Changing

14–108

. . . . . . . 

Pressure Testing

14–109

. . . . . . . . . . . . . 

Lower Valve Body Assembly

Removal/Installation

14–112

. . . . . . . 

Disassembly/

Reassembly

14–113

. . . . . . . . . . . 

Throttle Valve Body/ A/T Clutch

Pressure Control Solenoid Valve
Test

14–114

. . . . . . . . . . . . . . . . . . . . . . 

Replacement

14–114

. . . . . . . . . . . . . 

Shift Solenoid Valves A and B

Test

14–115

. . . . . . . . . . . . . . . . . . . . . . 

Replacement

14–115

. . . . . . . . . . . . . 

Transmission

Transmission

Removal

14–116

. . . . . . . . . . . . . . . . . . 

Reassembly

14–182

. . . . . . . . . . . . . . 

Installation

14–189

. . . . . . . . . . . . . . . 

Cooler Flushing

14–195

. . . . . . . . . . . 

Component Location Index

Transmission Housing/

Lower Valve Body

14–120

. . . . . . 

Rear Cover

14–122

. . . . . . . . . . . . . . . 

Transmission Housing

14–124

. . . . . 

Torque Converter Housing/

Valve Body

14–126

. . . . . . . . . . . . 

Transmission Housing/Lower Valve

Body Assembly Removal

14–128

. . 

Rear Cover Removal

14–130

. . . . . . . . . . 

Transmission Housing

Removal

14–132

. . . . . . . . . . . . . . . . . . 

Torque Converter Housing/

Valve Body Removal

14–134

. . . . . . 

Valve Body Repair

14–136

. . . . . . . . . . . . 

Valve Assembly

14–137

. . . . . . . . . . . . . . 

Valve Caps Description

14–138

. . . . . . . 

Secondary Valve Body

Disassembly/lnspection/

Reassembly

14–139

. . . . . . . . . . . 

Main Valve Body

Disassembly/lnspection/

Reassembly

14–140

. . . . . . . . . . . 

Regulator Valve Body

Disassembly/lnspection/

Reassembly

14–142

. . . . . . . . . . . 

Accumulator Body

Disassembly/lnspection/

Reassembly

14–143

. . . . . . . . . . . 

ATF Pump Body

Disassembly/lnspection/

Reassembly

14–144

. . . . . . . . . . . 

ATF Pump

lnspection

14–145

. . . . . . . . . . . . . . . . 

Reverse Accumulator/1st Hold

Accumulator
Disassembly/lnspection/

Reassembly

14–146

. . . . . . . . . . . 

Accumulator Piston

Removal

14–147

. . . . . . . . . . . . . . 

Rear Cover/Clutch Feed Pipes

Disassembly/lnspection/

Reassembly

14–148

. . . . . . . . . . . 

Rear Cover/Reverse Idler Gear

Disassembly/lnspection/

Reassembly

14–149

. . . . . . . . . . . 

Mainshaft

Disassembly/lnspection/

Reassembly

14–150

. . . . . . . . . . . 

Mainshaft 3rd Gear

Removal

14–151

. . . . . . . . . . . . . . 

Inspection

14–151

. . . . . . . . . . . . . . . . 

Sub–assembly

14–154

. . . . . . . . . . . . 

Countershaft

Disassembly/lnspection/

Reassembly

14–155

. . . . . . . . . . . 

Inspection

14–156

. . . . . . . . . . . . . . . . 

Sub–assembly

14–158

. . . . . . . . . . . . 

Countershaft 2nd Gear Assembly

Ball Bearing

Replacement

14–158

. . . . . . . . . . 

2nd Gear One–way Clutch

Disassembly/lnspection/

Reassembly

14–159

. . . . . . . . . . . 

1st Gear One–way Clutch

Disassembly/lnspection/

Reassembly

14–160

. . . . . . . . . . . 

Clutch

Component Location

Index

14–161

. . . . . . . . . . . . . . . . . 

Disassembly

14–164

. . . . . . . . . . . . . . 

Reassembly

14–166

. . . . . . . . . . . . . . 

Secondary Driven Gear Shaft

Components

14–170

. . . . . . . . . . . . . . 

Oil Seal Replacement

14–170

. . . . . . 

Tapered Roller Bearing

Replacement

14–171

. . . . . . . . . . 

Tapered Roller Bearing Outer Race

Replacement

14–172

. . . . . . . . . . 

Tapered Roller Bearing Preload

Adjustment

14–174

. . . . . . . . . . . . 

Oil Seals

Removal

14–176

. . . . . . . . . . . . . . . . . . 

Installation

14–176

. . . . . . . . . . . . . . . 

Torque Converter Housing Bearings

Mainshaft Bearing/Oil Seal

Replacement

14–177

. . . . . . . . . . 

Countershaft Bearing

Replacement

14–178

. . . . . . . . . . 

Transmission Housing Mainshaft

Bearing
Replacement

14–178

. . . . . . . . . . . . . 

Park Mechanism

Disassembly/lnspection/

Reassembly

14–179

. . . . . . . . . . . 

Transmission Range Switch

(A/T Gear Position Switch)
Removal

14–180

. . . . . . . . . . . . . . . . . . 

Installation

14–180

. . . . . . . . . . . . . . . 

Torque Converter/Drive Plate/

Ring Gear

14–188

. . . . . . . . . . . . . . . . 

ATF Cooler Hose

Connection

14–196

. . . . . . . . . . . . . . . 

Shift Lever

Removal/Installation

14–197

. . . . . . . 

Disassembly

14–198

. . . . . . . . . . . . . . 

Link Adjustment

14–199

. . . . . . . . . . 

Shift Cable

Replacement

14–201

. . . . . . . . . . . . . 

Main Menu

Differential

Special Tools

15–2

. . . . . . . . . . . . . . . . . . . . . . 

Troubleshooting

15–3

. . . . . . . . . . . . . . . . . . . 

Maintenance

Differential Oil

15–4

. . . . . . . . . . . . . . . . . . . 

Differential Assembly

Removal

15–5

. . . . . . . . . . . . . . . . . . . . . . . . 

Component Location Index

15–9

. . . . . . . 

Inspection

15–10

. . . . . . . . . . . . . . . . . . . . . . 

Disassembly

15–12

. . . . . . . . . . . . . . . . . . . . 

Reassembly

15–16

. . . . . . . . . . . . . . . . . . . . . 

Installation

15–26

. . . . . . . . . . . . . . . . . . . . . . 

Differential Carrier

Tapered Roller Bearing

Replacement

15–15

. . . . . . . . . . . . . . . . . 

Backlash Inspection

15–15

. . . . . . . . . . . . . 

Ring Gear Replacement

15–16

. . . . . . . . . . 

Drive Pinion

Height Adjustment

15–24

. . . . . . . . . . . . . . . 

Ring Gear Tooth Contact

Adjustment

15–25

. . . . . . . . . . . . . . . . . . . . . 

Ring Gear Backlash Adjustment

15–25

. . . . 

Main Menu

Driveshafts

Special Tools

16–2

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Driveshafts

Inspection

16–3

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Removal

16–3

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Disassembly

16–5

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Reassembly

16–8

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Installation

16–16

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Intermediate Shaft

Removal

16–17

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Disassembly

16–18

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Reassembly

16–19

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Installation

16–21

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Main Menu