Home/Acura/MDX/Acura MDX I (2000-2006)/Repair manual/SRS (supplemental Restraint System)/Connecting

Contents

Wiring diagrams Section: SRS (supplemental Restraint System)

General information

General Precautions

Cable Reel Alignment

Airbag Handling and Storage

Wiring Precautions

Spring-Loaded Lock Connector

Disconnecting

Connecting

Opening the SRS Unit Shorting Connectors for Diagnosis

Backprobing Spring-Loaded Lock Connectors

Seats with Side Airbags

Disconnecting System Connectors

Driver's Airbag

Front Passenger's Airbag

Side Airbag

Side Curtain Airbag

Seat Belt Tensioner

SRS Unit

DTC (Diagnostic Trouble Codes)

Precautions

Erasing the DTC Memory with Manual Mode

Troubleshooting Intermittent Failures

Initializing the OPDS (Occupant Position Detection System) Unit with Manual Mode

Initializing the OPDS (Occupant Position Detection System) Unit with HDS

Calibrating the Front Passenger's Weight Sensor Unit

Operation Check of the Front Passenger's Weight Sensor Unit

Operation Check of the Driver's Seat Position Sensor (SPS)

DTC Troubleshooting Index

Symptom Troubleshooting Index

Airbags

Side Airbags

Side Curtain Airbags

Seat Belt Tensioners

OPDS

Front Passenger's Weight Sensors

Driver's Seat Position Sensor

Roll Rate Sensor

Side Airbag Cutoff Indicator/OPDS Operation

Passenger Airbag Cutoff Indicator

SRS Operation

Driver's and Front Passenger's Airbag(s)

Side Airbag(s)

Self-Diagnosis System

DTC 11-1x (11-10 to 11-19, 11-1A to 11-1F): Open or Increased Resistance in Driver's Airbag First Inflator; DTC 11-4x (11-40 to 11-49, 11-4A to 11-4F): Open or Increased Resistance

DTC 11-3x (11-30 to 11-39, 11-3A to 11-3F): Short to Another Wire or Decreased Resistance in Driver's Airbag First Inflator; DTC 11-6x (11-60 to 11-69, 11-6A to 11-6F): Short to An

DTC 11-8x (11-80 to 11-89, 11-8A to 11-8F): Short to Power in Driver's Airbag First Inflator : DTC 11-Ax (11-A0 to 11-A9, 11-AA to 11-AF): Short to Power in Driver's Airbag Second

DTC 11-9x (11-90 to 11-99, 11-9A to 11-9F): Short to Ground in Driver's Airbag First Inflator : DTC 11-Bx (11-B0 to 11-B9, 11-BA to 11-BF): Short to Ground in Driver's Airbag Secon

DTC 12-1x (12-10 to 12-19, 12-1A to 12-1F): Open or Increased Resistance in Front Passenger's Airbag First Inflator : DTC 12-4x (12-40 to 12-49, 12-4A to 12-4F): Open or Increased

DTC 12-3x (12-30 to 12-39, 12-3A to 12-3F): Short to Another Wire or Decreased Resistance in Front Passenger's Airbag First Inflator : DTC 12-6x (12-60 to 12-69, 12-6A to 12-6F): S

DTC 12-8x (12-80 to 12-89, 12-8A to 12-8F): Short to Power in Front Passenger's Airbag First Inflator : DTC 12-Ax (12-A0 to 12-A9,12-AA to 12-AF): Short to Power in Front Passenger

DTC 12-9x (12-90 to 12-99, 12-9A to 12-9F): Short to Ground in Front Passenger's First Inflator : DTC 12-Bx (12-B0 to 12-B9, 12-BA to 12-BF): Short to Ground in Front Passenger's S

DTC 21-1x (21-10 to 21-19, 21-1A to 21-1F): Open or Increased Resistance in Driver's Seat Belt Tensioner

DTC 21-3x (21-30 to 21-39, 21-3A to 21-3F): Short to Another Wire or Decreased Resistance in Driver's Seat Belt Tensioner

DTC 21-8x (21-80 to 21-89, 21-8A to 21-8F): Short to Power in Driver's Seat Belt Tensioner

DTC 21-9x (21-90 to 21-99, 21-9A to 21-9F): Short to Ground in Driver's Seat Belt Tensioner

DTC 22-1x (22-10 to 22-19, 22-1A to 22-1F): Open or Increased Resistance in Front Passenger's Seat Belt Tensioner

DTC 22-3x (22-30 to 22-39, 22-3A to 22-3F): Short to Another Wire or Decreased Resistance in Front Passenger's Seat Belt Tensioner

DTC 22-8x (22-80 to 22-89, 22-8A to 22-8F): Short to Power in Front Passenger's Seat Belt Tensioner

DTC 22-9x (22-90 to 22-99, 22-9A to 22-9F): Short to Ground in Front Passenger's Seat Belt Tensioner

DTC 31-1x (31-10 to 31-19, 31-1A to 31-1F): Open or Increased Resistance in Driver's Side Airbag Inflator

DTC 31-3x (31-30 to 31-39, 31-3A to 31-3F): Short to Another Wire or Decreased Resistance in Driver's Side Airbag Inflator

DTC 31-8x (31-80 to 31-89, 31-8A to 31-8F): Short to Power in Driver's Side Airbag Inflator

DTC 31-9x (31-90 to 31-99,31-9A to 31-9F): Short to Ground in Driver's Side Airbag Inflator

DTC 32-1x (32-10 to 32-19, 32-1A to 32-1F): Open or Increased Resistance in Front Passenger's Side Airbag Inflator

DTC 32-3x (32-30 to 32-39, 32-3A to 32-3F): Short to Another Wire or Decreased Resistance in Front Passenger's Side Airbag Inflator

DTC 32-8x (32-80 to 32-89, 32-8A to 32-8F): Short to Power in Front Passenger's Side Airbag Inflator

DTC 32-9x (32-90 to 32-99, 32-9A to 32-9F): Short to Ground in Front Passenger's Side Airbag Inflator

DTC 33-1x (33-10 to 33-19, 33-1A to 33-1F): Open or Increased Resistance in Left Side Curtain Airbag Inflator ('04-06' Models)

DTC 33-3x (33-30 to 33-39, 33-3A to 33-3F): Short to Another Wire or Decreased Resistance in Left Side Curtain Airbag Inflator ('04-'06 Models)

DTC 33-8x (33-80 to 33-89, 33-8A to 33-8F): Short To Power In Left Side Curtain Airbag Inflator ('04-'06 Models)

DTC 33-9x (33-90 to 33-99, 33-9A to 33-9F): Short to Ground in Left Side Curtain Airbag Inflator ('04-'06 Models)

DTC 34-1x (34-10 to 34-19, 34-1A to 34-1F): Open or Increased Resistance in Right Side Curtain Airbag Inflator ('04-'06 Models)

DTC 34-3x (34-30 to 34-39, 34-3A to 34-3F): Short to Another Wire or Decreased Resistance in Right Side Curtain Airbag Inflator ('04-'06 Models)

DTC 34-8x (34-80 to 34-89, 34-8A to 34-8F): Short To Power In Right Side Curtain Airbag Inflator ('04-'06 Models)

DTC 34-9x (34-90 to 34-99, 34-9A to 34-9F): Short to Ground in Right Side Curtain Airbag Inflator ('04-'06 Models)

DTC 41-1x (41-10 to 41-19, 41-1A to 41-1F): No Signal from Left Front Impact Sensor

DTC 42-1x (42-10 to 42-19, 42-1A to 42-1F): No Signal from Right Front Impact Sensor

DTC 41-2x (41-20 to 41-29, 41-2A to 41-2F), 41-3x (41-30 to 41-39, 41-3A to 41-3F), 41-Bx (41-B0 to 41-B9, 41-BA to 41-BF): Internal Failure of Left Front Impact Sensor

DTC 42-2X (42-20 to 42-29, 42-2A to 42-2F), 42-3X (42-30 to 42-39, 42-3A to 42-3F), 42-BX (42-B0 to 42-B9, 42-BA to 42-BF): Internal Failure of Right Front Impact Sensor

DTC 43-2x (43-20 to 43-29, 43-2A to 43-2F), 43-3x (43-30 to 43-39, 43-3A to 43-3F), 43-Bx (43-B0 to 43-B9, 43-BA to 43-BF): Internal Failure of Left Side Impact Sensor (first)

DTC 44-2x (44-20 to 44-29, 44-2A to 44-2F), 44-3x (44-30 to 44-39, 44-3A to 44-3F), 44-Bx (44-B0 to 44-B9, 44-BA to 44-BF): Internal Failure of Right Side Impact Sensor (first)

DTC 43-1x (43-10 to 43-19, 43-1A to 43-1F): No Signal from Left Side Impact Sensor (first)

DTC 44-1x (44-10 to 44-19, 44-1A to 44-1F): No Signal From Right Side Impact Sensor (first)

DTC 45-1x (45-10 to 45-19, 45-1A to 45-1F): No Signal from the Left Side Impact Sensor (second) ('04-'06 Models)

DTC 46-1x (46-10 to 46-19, 46-1A to 46-1F): No Signal from the Right Side Impact Sensor (second) ('04-'06 Models)

DTC 45-2x (45-20 to 45-29, 45-2A to 45-2F), 45-3x (45-30 to 45-39,45-3A to 45-3F), 45-Bx (45-B0 to 45-B9, 45-BA to 45-BF): Internal Failure of the Left Side Impact Sensor (second)

DTC 46-2x (46-20 to 46-29, 46-2A to 46-2F), 46-3x (46-30 to 46-39,46-3A to 46-3F), 46-Bx (46-B0 to 46-B9, 46-BA to 46-BF): Internal Failure Of The Right Side Impact Sensor (second)

DTC 51-2x (51-20 to 51-29, 51-2A to 51-2F), 51-4x (51-40 to 51-49, 51-4A to 51-4F), 52-8x (52-80 to 52-89, 52-8A to 52-8F), 52-9x (52-90 to 52-99, 52-9A to 52-9F): Internal Failure

DTC 52-Ax (52-A0 to 52-A9, 52-AA to 52-AF), 52-Bx (52-B0 to 52-B9, 52-BA to 52-BF), 52-Cx (52-C0 to 52-C9, 52-CA to 52-CF): Internal Failure of SRS Unit

DTC 52-Dx (52-D0 to 52-D9, 52-DA to 52-DF), 52-Ex (52-E0 to 52-E9, 52-EA to 52-EF), 52-Fx (52-F0 to 52-F9, 52-FA to 52-FF): Internal Failure of SRS Unit

DTC 53-1x (53-10 to 53-19, 53-1A to 53-1F), 53-2x (53-20 to 53-29,53-2A to 53-2F), 53-3x (53-30 to 53-39, 53-3A to 53-3F), 53-4x (53-40 to 53-49, 53-4A to 53-4F): Internal Failure

DTC 54-1x (54-10 to 54-19, 54-1A to 54-1F), 54-2x (54-20 to 54-29, 54-2A to 54-2F), 54-3x (54-30 to 54-39, 54-3A to 54-3F), 54-4x (54-40 to 54-49, 54-4A to 54-4F): Internal Failure

DTC 54-5x (54-50 to 54-59, 54-5A to 54-5F), 54-6x (54-60 to 54-69, 54-6A to 54-6F), 54-7x (54-70 to 54-79, 54-7A to 54-7F): Internal Failure of SRS Unit

DTC 55-1x (55-10 to 55-19, 55-1A to 55-1F), 55-2x (55-20 to 55-29, 55-2A to 55-2F): Internal Failure of SRS Unit

DTC 55-3x (55-30 to 55-39, 55-3A to 55-3F), 55-4x (55-40 to 55-49, 55-4A to 55-4F): Internal Failure of SRS Unit

DTC 56-8x (56-80 to 56-89, 56-8A to 56-8F), 56-9x (56-90 to 56-99, 56-9A to 56-9F), 56-Ax (56-A0 to 56-A9, 56-AA to 56-AF), 56-Bx (56-B0 to 56-B9, 56-BA to 56-BF): Internal Failure

DTC 56-Cx (56-C0 to 56-C9, 56-CA to 56-CF), 56-Dx (56-D0 to 56-D9, 56-DA to 56-DF), 56-Ex (56-E0 to 56-E9, 56-EA to 56-EF), 56-Fx (56-F0 to 56-F9, 56-FA to 56-FF): Internal Failure

DTC 71-1x (71-10 to 71-19, 71-1A to 71-1F): Open in Driver's Seat Position Sensor

DTC 81-4x (81-40 to 81-49, 81-4A to 81-4F), 81-5x (81-50 to 81-59, 81-5A to 81-5F), 81-63, 81-64: Internal Failure of the Front Passenger's Weight Sensor Unit

DTC 85-4x (85-40 to 85-49, 85-4A to 85-4F), 85-5x (85-50 to 85-59, 85-5A to 85-5F), 85-63, 85-64: Internal Failure of the OPDS Unit

DTC 81-79: Front Passenger's Weight Sensors Drift Check Failure

DTC 85-79: OPDS Sensor Drift Check Failure

DTC 82-1x (82-10 to 82-19, 82-1A to 82-1F): No Signal From The Inner Side Front Passenger's Weight Sensor

DTC 83-2x (83-20 to 83-29, 83-2A to 83-2F): No Signal from the Outer Side Front Passenger's Weight Sensor

DTC 86-1x (86-10 to 86-19, 86-1A to 86-1F): Faulty Seat-back OPDS Sensor; DTC 86-2x (86-20 to 86-29, 86-2A to 86-2F): Faulty Seat Support OPDS Sensor

DTC 87-31: Internal Failure of OPDS Unit

DTC E2-11, E4-11, F1-11, F2-11, F3-11, F4-11, F5-11 ('04-'06 Models), F6-11 ('04-'06 Models): Airbags, Side Airbags, Side Curtain Airbags, and/or Seat Belt Tensioners Deployed

DTC 92-1x (92-10 to 92-19, 92-1A to 92-1F): Passenger's Airbag Cutoff Indicator Malfunction

DTC 92-2x (92-20 to 92-29,92-2A to 92-2F): Open or Short to Ground in Passenger's Airbag Cutoff Indicator

DTC B1-11: No Signal from Roll Rate Sensor

DTC B1-12, B1-8x (B1-80 to B1-89, B1-8A to B1-8F), B1-9x (B1-90 to B1-99, B1-9A to B1-9F), B1-Ax (B1-A0 to B1-A9, B1-AA to B1-AF), B1-Bx (B1-B0 to B1-B9, B1-BA to B1-BF): Internal

Component Replacement/Inspection After Deployment

Checking and Adjusting the Headliner/Pillar Trim Overlap ('04-'06 Models)

Side Airbag Replacement

Installation

Removal ('04-'06 Models)

Installation ('04-'06 Models)

Airbag Disposal

Deploying Airbags in the Vehicle

Deploying Components Out of the Vehicle

Disposal of Damaged Components

Deployment Tool Check

Removal

OPDS Unit Replacement

Front Passenger's Weight Sensor Unit Replacement

All sections

Connecting Acura MDX I

SRS (supplemental Restraint System) 1 illustration

Connecting

Hold both connector halves, and press them firmly together until the projection (C) of the sleeve-side connector clicks.

Scheme 20

Scheme 20: Connecting

Scheme 20: Connecting