Acura RL. Instruction — page 179

Fig. 423: Identifying OPDS Unit And Connectors
Courtesy of AMERICAN HONDA MOTOR CO., INC.

5. Remove the two screws (E) and the OPDS unit.

INSTALLATION

1. Place the new OPDS unit (A) on the seat-back frame. Tighten the two screws (B), and connect the

OPDS unit harness 8P connector D and sensor connectors (C) to the OPDS unit. Reinstall the cover
(E).

Fig. 424: Identifying OPDS Unit And Connectors
Courtesy of AMERICAN HONDA MOTOR CO., INC.

2. Install the seat-back cover in the reverse order of removal.

3. Install the seat assembly (see FRONT SEAT REMOVAL/INSTALLATION ), then connect the

side airbag harness 2P connector.

4. Reconnect the negative cable to the battery.

5. Set the seat-back in the normal position, and make sure there is nothing on the front passenger’s seat.

6. Initialize the OPDS unit (see OPDS UNIT INITIALIZATION ).

7. After installing the OPDS unit, confirm proper system operation: Turn the ignition switch ON (II); the

SRS indicator should come on for about 6 seconds and then go off.

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2005-08 RESTRAINTS SRS (Supplemental Restraint System) — RL

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Page 300 © 2005 Mitchell Repair Information Company, LLC.

E-PRETENSIONER UNIT REPLACEMENT

1. Remove the accelerator pedal module (see ACCELERATOR PEDAL MODULE

REMOVAL/INSTALLATION ).

2. Disconnect the connectors (A) from the e-pretensioner unit (B).

Fig. 425: Identifying E-Pretensioner Unit And Fasteners With Torque Specifications
Courtesy of AMERICAN HONDA MOTOR CO., INC.

3. Remove the e-pretensioner unit from behind the heater unit.

4. Install the unit in the reverse order of removal.

5. After installing the e-pretensioner unit, make sure the SRS indicator comes on for about 6 seconds

after turning the ignition switch ON (II), then goes off.

FRONT IMPACT SENSOR REPLACEMENT

REMOVAL

1. Disconnect the negative cable from the battery, then wait for 3 minutes before starting work.

2. Disconnect the driver’s airbag 4P connector (see step 2 ), the front passenger’s airbag 4P connector

(see step 3 ), and both seat belt tensioner 2P connectors (see step 6 ).

3. Remove the front bumper (see FRONT BUMPER REMOVAL/INSTALLATION ).

4. Disconnect the engine compartment wire harness 2P connector (A), and using a TORX T30 bit,

remove the two TORX bolts (B), then remove the front impact sensor (C).

NOTE:

Do not turn the ignition switch ON (II) while the e-pretensioner unit
connectors are disconnected.

Do not remove the parking brake cable from the parking brake pedal.

2007 Acura RL

2005-08 RESTRAINTS SRS (Supplemental Restraint System) — RL

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Page 301 © 2005 Mitchell Repair Information Company, LLC.

Fig. 426: Identifying Engine Compartment Front Impact Sensor, 2P Connector And Fasteners
Courtesy of AMERICAN HONDA MOTOR CO., INC.

INSTALLATION

1. Install the new front impact sensor with new TORX bolts (A), then connect the engine compartment

wire harness 2P connector (B) to the front impact sensor (C).

Fig. 427: Identifying Engine Compartment Front Impact Sensor, 2P Connector And NEW
Fasteners With Torque Specifications

Courtesy of AMERICAN HONDA MOTOR CO., INC.

2. Reconnect the driver’s airbag 4P connector (see DISCONNECTING SYSTEM CONNECTORS ),

the front passenger’s airbag 4P connector (see DISCONNECTING SYSTEM CONNECTORS ),
and both seat belt tensioner 4P connectors (see DISCONNECTING SYSTEM CONNECTORS ).

3. Reconnect the negative cable to the battery.

4. After installing the front impact sensor, confirm proper system operation: Turn the ignition switch ON

(II); the SRS indicator should come on for about 6 seconds and then go off.

5. Reinstall all removed parts.

DRIVER’S SEAT POSITION SENSOR REPLACEMENT

REMOVAL

NOTE:

Removal of the driver’s seat position sensor must be done according to

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2005-08 RESTRAINTS SRS (Supplemental Restraint System) — RL

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Page 302 © 2005 Mitchell Repair Information Company, LLC.

1. Move the driver’s seat all the way back, all the way up, then tilt the seat-back all the way forward.

2. Disconnect the negative cable from the battery, then wait for 3 minutes.

3. Disconnect the driver’s airbag 4P connector (see step 2 ).

4. Remove the rear cover from the inner seat rail.

5. Disconnect the left side wire harness 2P connector (A) from the driver’s seat position sensor.

Fig. 428: Identifying Left Side Driver’s Seat Position Sensor, 2P Connector And Fasteners
Courtesy of AMERICAN HONDA MOTOR CO., INC.

6. Remove the mounting nut (B), then remove the driver’s seat position sensor.

INSTALLATION

1. Install the new driver’s seat position sensor with a mounting nut (A), then connect the left side wire

harness 2P connector to the driver’s seat position sensor (B). Reinstall the seat cover.

Precautions and Procedures (see PRECAUTIONS AND PROCEDURES ).

Do not turn the ignition switch ON (II), and do not connect the battery
cable while removing the driver’s seat position sensor.

NOTE:

Be sure to install the harness wires so they are not pinched or
interfering with other parts.

Do not turn the ignition switch ON (II), and do not connect the battery
cable while installing the driver’s seat position sensor.

After installing the driver’s seat position sensor, make sure it is clean.
Keep it away from dust.

2007 Acura RL

2005-08 RESTRAINTS SRS (Supplemental Restraint System) — RL

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Friday, June 05, 2009 2:21:59 PM

Page 303 © 2005 Mitchell Repair Information Company, LLC.

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