Air Bag Control Module: Service and Repair
REMOVALWARNING: THE ACM CONTAINS THE SENSING ELEMENT AND SAFING SENSOR WHICH ENABLES THE SYSTEM TO DEPLOY THE AIRBAGS. TO AVOID ACCIDENTAL DEPLOYMENT NEVER CONNECT THE ACM ELECTRICALLY TO THE SYSTEM WHILE VEHICLE BATTERY IS CONNECTED.
DISCONNECT AND ISOLATE THE BATTERY NEGATIVE (GROUND) CABLE BEFORE BEGINNING ANY AIRBAG SYSTEM COMPONENT REMOVAL OR INSTALLATION PROCEDURE. THIS WILL DISABLE THE AIRBAG SYSTEM. FAILURE TO DISCONNECT BATTERY COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT AND POSSIBLE PERSONAL INJURY.
ALLOW SYSTEM CAPACITOR TO DISCHARGE FOR 2 MINUTES BEFORE REMOVING ANY AIRBAG COMPONENTS.
CAUTION: Failure to follow the parking brake service procedures can result in damage to the parking brake mechanism.
1. Disconnect and isolate the battery negative cable.
2. Manual transaxle only, remove shifter knob fastener and remove shifter knob.
Attaching Screws At Rear Of Center Console With/Without Arm Rest:
Attaching Screws At Rear Of Center Console With Arm Rest:
3. Remove screws attaching rear of center console assembly to console bracket.
Attaching Screws At Front Of Center Console:
4. Remove the two screws located in cup holders, attaching front of center console assembly to console bracket.
5. Raise park brake hand lever assembly as high as it will go for required clearance to remove center console.
6. Remove center console assembly from vehicle.
WARNING: THE AUTO ADJUSTING FEATURE OF THIS PARKING BRAKE LEVER ASSEMBLY CONTAINS A CLOCK SPRING LOADED TO APPROXIMATELY 20 POUNDS. DO NOT RELEASE THE AUTO ADJUSTER LOCKOUT DEVICE BEFORE INSTALLING CABLES INTO THE EQUALIZER. KEEP HANDS OUT OF AUTO ADJUSTER SECTOR AND PAWL AREA. FAILURE TO OBSERVE CAUTION IN HANDLING THIS MECHANISM COULD LEAD TO SERIOUS INJURY.
WHEN REPAIRS TO THE PARK BRAKE HAND LEVER ASSEMBLY OR CABLES IS REQUIRED, THE AUTO ADJUSTER MUST BE RELOADED AND LOCKED OUT.
7. Lower park brake lever handle.
Locking Pin Installed In Park Brake Mechanism:
8. Grasp park brake lever output cable by hand and pull upward.Continue pulling on cable until a 3/16 in. drill bit can be inserted into handle and sector gear of park brake mechanism. This will lock the park brake mechanism and take tension off park brake cables.
Locking Pin Installed In Park Brake Mechanism:
9. Remove both rear park brake cables from the park brake cable equalizer.
Brake Warning Lamp Connection To Park Brake Lever:
10. Remove wiring harness electrical connector for brake warning light from park brake lever.
Park Brake Lever Attachment To Console Bracket:
11. Remove the two nuts attaching park brake lever to console bracket. Remove park brake lever mechanism from vehicle.
Airbag Control Module:
12. Remove module mounting nuts and remove module.
ACM Connector:
13. Disconnect ACM 22-PIN connector.
14. Remove Airbag Control Module.
INSTALLATION
1. Connect ACM connector and ensure that the connector locking tab is engaged.
CAUTION: USE SUPPLIED NUTS ONLY
2. Position ACM (arrow pointing forward) in the console floor bracket, attach the nuts and tighten to 22 to 34 N.m (200 to 300 in. lbs.) torque.
NOTE: The park brake lever can be in any position when releasing the auto adjuster. To ease installation of center console, it is advisable to pull park brake lever handle all the way up before removing lockout pin.
3. Place park brake lever on console bracket. Install and securely tighten the 2 attaching nuts.
Park Brake Cables Properly Installed In Equalizer:
Rear Park Brake Cable Installation On Equalizer:
4. Install both rear park brake cables into equalizer on park brake lever output cable.
5. Ensure that park brake cable is correctly installed and aligned with cable track on park brake lever.
6. Pull park brake lever handle all the way up.
Removing Lockout Pin From Park Brake Lever Assembly:
7. Firmly grasp park brake lever locking pin and quickly remove it from the park brake lever mechanism. This will allow the park brake lever mechanism to correctly adjust the park brake cables.
Brake Warning Lamp Connection To Park Brake Lever:
8. Connect electrical connector for brake warning lamp onto terminal on park brake lever assembly.
9. Cycle park brake lever once to position park brake cables. Then return the park brake lever its released position. Check the rear wheels of the vehicle. They should rotate freely without dragging.
10. Raise park brake lever to its fully engaged position. This is necessary to allow installation of the center console.
11. Install center console assembly.
Attaching Screws At Rear Of Center Console With/Without Arm Rest:
Attaching Screws At Rear Of Center Console With Arm Rest:
Attaching Screws At Front Of Center Console:
12. Install the four center console assembly attaching screws.
13. Replace shifter knob and fastener.
14. Do not connect battery negative cable. Refer to Diagnosis and Testing for Airbag System Test for the proper procedures.