Four Wheel Anti-Lock Brake System (4WABS)
REMOVAL1. Disconnect negative battery cable.
NOTE: When the battery has been disconnected and reconnected, some abnormal drive symptoms may occur while the Powertrain Control Module (PCM) relearns its adaptive strategy. The vehicle may need to be driven 10 miles or more to relearn the strategy.
2. Locate antilock brake control module on ABS bracket, the bracket is located in the front left hand frame inboard liner just under the driver's seat. Disconnect 40-pin connector from antilock brake control module.
3. Remove screws retaining antilock brake control module to mounting bracket.
4. Gently slide antilock brake control module along bracket and remove antilock brake control module.
INSTALLATION
1. Insert antilock brake control module into mounting bracket and install retaining screws (4). Tighten to 7-9 Nm (62-80 lb ft).
2. Install retaining screw and tighten to 7-9 Nm (62-80 lb ft).
3. Connect 40-pin connector and tighten bolt to 6-7 Nm (53-62 lb ft).
4. Connect negative battery cable.