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(5) If equipped with traction control, install the four screws attaching the ABM to the HCU (Fig. 27). (6) If the mounting bracket needs to be installed, install the mounting pins in the ICU as necessary (7) Install the ICU in the vehicle. (Refer to 5 - BRAKES/HYDRAULIC/MECHANICAL/ICU (INTE- GRATED CONTROL UNIT) - INSTALLATION) INSTALLATION (1) Place ICU with mounting bracket over two mounting bolts in frame rail (Fig. 24). Tighten bolts (2) With connector cover completely open (Fig. 23), install 47-way wiring connector into socket of the (3) Install four Chassis brake tubes into outlet ports of ICU (Fig. 21). Tighten brake tube nuts to 14 CAUTION: Seal on rear of master cylinder is used (4) Remove vacuum seal located on mounting flange of master cylinder. Vacuum seal is removed of master cylinder. Do not attempt to pry seal off cylinder by inserting a sharp tool between seal and master cylinder casting. (5) Install NEW vacuum seal on rear of master cylinder making sure seal fits squarely in mounting (6) Position master cylinder on studs of power brake booster (Fig. 19), aligning booster push rod (7) Install two master cylinder mounting nuts (Fig. 19). Tighten both mounting nuts to 25 N·m (225 in. (8) Thread primary and secondary brake tubes into ICU ports as shown (Fig. 20). Brake tubes must (9) Connect wiring harness connector to brake fluid level switch mounted in brake fluid reservoir (10) Place coolant recovery bottle in its normal mounted position and install nuts fastening it in PRESS CONTAINER - INSTALLA- TION) (11) Connect negative battery cable to battery post. t Brake Fluid or equivalent, then bleed base brakes (14) Road test vehicle to ensure proper operation of brakes. CS BRAKES - ABS 5 - 67 INTEGRATED CONTROL UNIT - MK25E (Continued) |