1998 Plymouth Voyager Brake Service (ONLINE REPAIR MANUALS)

Accessing Diagnostic Trouble Codes

The diagnostic connector, Fig. , is located under the lefthand side of the instrument panel. These models utilize a 16-way connector which also serves as a diagnostic link for the PCM and air bag electronic control module. In all cases, a DRB, or equivalent, diagnostic scan tool can be linked to this connector to obtain diagnostic trouble codes.

• Connect DRB, or equivalent, scan tool to diagnostic connector, then turn ignition switch to On position.
• At DRB prompts, select "System: ABS/Bendix," then select "State Display: Inputs/Outputs" and read br...

The only serviceable power brake booster components are the vacuum hose and the check valve. The power brake booster must be serviced as an assembly. If diagnosis indicates a power brake booster fault condition, the unit must be replaced as an assembly.

Replacement

Full Size Pickup

Vacuum Booster

• With engine stopped, pump brake pedal four or five times to deplete power booster vacuum.
• On 1997 models, proceed as follows:
• Disconnect harness wires from differential switch on combination valve and from RWAL valve.
• Disconnect brake line from combination valve to front brakes, or AB...

Brake Lines & Linings

Remove one of the front wheels and inspect the brake disc, caliper and linings. The wheel bearings should be inspected at this time and repacked if necessary.

Do not get any oil or grease on the linings. It is recommended that both front wheel sets be replaced whenever a respective pad is worn or damaged. Inspect and, if necessary, replace rear brake linings also.

If the caliper is cracked or fluid leakage through the casting is evident, it must be replaced as a unit.

Brake Roughness

The most common cause of brake chatter on disc brakes is a variation in thickness o...

Brake System Bleed

The base brake system must be bled anytime air is permitted to enter the hydraulic system. However, anti-lock brake system components should only be bled if the hydraulic control unit has been removed or if there is reason to believe that air has entered the unit. The ABS portion of the braking system must be bled separately. Under most circumstances, only the base brake system will require bleeding. If the anti-lock brake system must be bled, proceed as follows:

• Ensure all brake system components are installed and all hydraulic lines are connected securely.
• Conne...

Brake Shoe, Replace

Do not intermix automatic adjuster components from side to side.

9, 10, 11 & 13 Inch Drums

Caravan, Dakota, Durango, Town & Country & Voyager

Removal

• Raise and support vehicle, then remove rear wheels.
• Remove drum retaining nuts if equipped, then the drums. If drum will not separate from brake shoes or axle, proceed as follows:
• Ensure parking brake is disengaged.
• Remove adjuster hole plug from backing plate.
• Insert small screwdriver or equivalent, through adjuster hole, then push and hold self adjuster lever off adjuster screw assembly, Fig. .
• Using a suitable brake adj...

Master Cylinder

Except Caravan, Town & Country & Voyager

• With engine stopped, pump brake pedal four or five times to deplete vacuum in power booster.
• Disconnect brake lines at master cylinder.
• Remove ground wire from combination valve bracket.
• Remove master cylinder retaining nuts, Fig. .
• Slide combination valve bracket off cylinder mounting studs. Loosen or disconnect brake lines at rear anti-lock valve and combination valve, if required.
• Remove master cylinder.
• Reverse procedure to install. Tighten master cylinder mounting nuts and fluid line nuts as specified in Fig. .

Caravan, ...