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We have info for following modifications of 1998 Mercury Mystique
- 1998 Mercury Mystique GS 2.0 L4 GAS, CC:1989, CID:121, Fuel Injection, Aspiration:121, Engine VIN:, Desg:3
- 1998 Mercury Mystique LS 2.5 V6 GAS, CC:2450, CID:155, Fuel Injection, Aspiration:155, Engine VIN:, Desg:L
BRAKE SERVICE PROCEDURES FOR 1998 Mercury Mystique AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1998 Mercury Mystique cars and light trucks from 1990+.
Disc Brakes -> Front Disc Brakes -> Troubleshooting -> Abnormal Conditions -> Brake Booster Operation Test -> Brake Master Cylinder -> Brake Roughness -> Bypass Condition Inspection -> Lateral Runout -> Non-Pressure Leaks -> Normal Conditions -> Thickness Variation -> Wheel Bearing Looseness
Vehicle: 1998 Mercury Mystique LS 2.5 V6 GAS
Brake Roughness
Thickness Variation
If roughness or vibration is encountered during highway operation or if pedal pumping is experienced at low speeds, the disc may have excessive thickness variation. Measure the disc at 12 points with a micrometer at a radius approximately one inch from edge of disc. If thickness measurements vary by more than .0005 inch, replace the Disc.
Lateral Runout
Excessive lateral runout of braking disc may cause a " knocking back" of the pistons, possibly creating increased pedal travel and vibration when brakes are applied.
Wheel Bearing Looseness
Adjust the ...
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BRAKE SERVICE PROCEDURES FOR 1998 Mercury Mystique AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1998 Mercury Mystique cars and light trucks from 1990+.
Anti-Lock Brakes -> Contour & Mystique -> Diagnosis & Testing -> 1997 -> 1998 -> Accessing Diagnostic Trouble Codes -> B1: Check Communication To ABS Control Module -> C1: Check Battery Voltage -> C2: Check Circuit 14 (VT/YE) -> C3: Check Circuit 31 (BK) and Circuit 31 (BK) For An Open -> Check Circuit 14S (VT/OG) For An Open -> Check Circuit 31S (BK/WH) For Short To Power -> Clearing Diagnostic Trouble Codes -> D1: Check Stop Lamps -> D2: Check ABS Control Module BOO_ABS PID -> Diagnosis by Symptom -> Diagnostic Tests -> Diagnostic Trouble Code Interpretation -> E1: Check For Continuous Operation Of ABS Pump Motor -> E2: Check Battery Junction Box Fuse 3 (60A) -> E3: Check Circuit 90 (RD/YE) For An Open -> E4: Check Circuit 31 (BK) For An Open -> F1: Check Suspect Wheel Speed Circuit For Short To Power -> F2: Check Suspect Wheel Speed Sensor Circuit For Short To Ground -> F3: Check Suspect Wheel Speed Sensor For Short To Ground -> F4: Check Wheel Speed Circuit For Open Of Short Together -> F5: Check Suspect Wheel Speed Sensor For An Open Or Short Together -> G1: Check Vehicle Components -> G2: Test Drive Vehicle -> H1: Check Suspect Wheel Speed Sensor -> H2: Check Suspect ABS Sensor Indicator -> H3: Check Suspect Wheel Speed PIDS -> I1: Check Circuit 31S (BK/RD) For Short To Power -> I2: Check Circuit 31S (BK/RD) For An Open -> J1: Check Vehicle Component Mounting -> J2: Rebleed Brake System -> K1: Bleed Brake System -> K2: Check ABS Inlet Valve (Closed Position) -> K3: Check ABS Inlet Valve (Open Position) -> K4: Check ABS Outlet Valve (Open Position) -> K5: Check ABS Inlet & Outlet Valve (Closed Position) -> L1: Check For Diagnostic Trouble Codes (DTCS) -> L2: Check ABS Operation -> L3: Check Traction Control Switch Circuit -> M1: Check Traction Control Switch Circuit -> M2: Check Circuit 31S (BK/WH) For An Open Or Short To Ground -> M3: Check Circuit 91 (BK/WH) For An Open -> M4: Check Traction Control Switch Indicator Circuit -> M5: Check Circuit 14 (VT/BK) For An Open -> M6: Check Circuit 31S (BK/GN) For An Open -> N1: Check Traction Control Switch Circuit -> No Communication w/Anti-Lock Brake Control Module -> Pinpoint Test A: No Communication w/Anti-Lock Brake Control Module -> Pinpoint Test B: Unable To Enter Self Test -> Pinpoint Test C: DTC B1318, Battery Voltage Low -> Pinpoint Test D: DTC B1484, Brake Pedal Input Open Circuit -> Pinpoint Test E: DTC C1095, ABS Hydraulic Pump Motor Circuit Failure -> Pinpoint Test F: DTC C1145 (RF), C1155 (LF), C1165 (RR), C1175 (LR), Wheel Speed Sensor Input Circuit Failure -> Pinpoint Test G: DTC C1222, Wheel Speed Signal Mismatch -> Pinpoint Test H: DTC C1233 (LF), C1234 (RF), C1235 (RR), C1236 (LR), Wheel Speed Input Signal Missing -> Pinpoint Test I: Yellow ABS Warning Indicator Does Not Self Check/Always On, No DTC's -> Pinpoint Test J: Spongy Brake Pedal w/No Warning Indicator -> Pinpoint Test K: Poor Vehicle Tracking During Anti-Lock Function -> Pinpoint Test L: Traction Control Is Inoperative -> Pinpoint Test M: Traction Control Switch Indicator Is Inoperative -> Pinpoint Test N: Traction Control Cannot Be Disabled -> Poor Vehicle Tracking During Anti-Lock Function -> Red Brake Warning Indicator Does Not Self Check -> Red Brake Warning Indicator Stays On When Ignition Switch Is In Run -> Spongy Brake Pedal w/No Warning Indicator -> Test A1: Check Central Junction Box Fuse -> Test A2: Check Circuit 14 (VT/YE) For An Open -> Test A3: Check Circuit 31 (BK) & Circuit 31 (BK) For An Open -> Test N2: Check Circuit 31S (BK/WH) For An Open Or Short To Ground -> Test N3: Check Circuit 91 (BK/WH) For An Open -> Traction Control Indicator Stays On Continuously w/No DTC's Retrieved -> Traction Control Is Inoperative -> Unable To Enter Self Test, Communication OK -> Warning Lamp Indicators -> Yellow ABS Warning Indicator Does Not Self Check Always On, No DTC's
Vehicle: 1998 Mercury Mystique LS 2.5 V6 GAS
Warning Lamp Indicators
The ABS uses two warning indicators to alert the driver of system malfunctions. The red BRAKE warning lamp will illuminate if brake fluid level is low or if the parking brake is applied. The amber ANTI-LOCK BRAKE warning lamp will illuminate to inform the driver that ABS has been turned off and normal braking is active. On models equipped with traction assist, the traction assist on/off switch light will come on to alert the driver that traction assist has been turned off.
Accessing Diagnostic Trouble Codes
If the ABS warning lamp indicates a malfunction...
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BRAKE SERVICE PROCEDURES FOR 1998 Mercury Mystique AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1998 Mercury Mystique cars and light trucks from 1990+.
Disc Brakes -> Rear Disc Brakes & Parking Brakes -> Adjustments -> 1997-98 Continental & Mark VIII -> 1997-98 Mustang -> Contour & Mystique -> Cougar, Crown Victoria, Grand Marquis, Thunderbird, Town Car -> Escort, Tracer & ZX2 -> Parking Brake -> Probe -> Sable & Taurus
Vehicle: 1998 Mercury Mystique GS 2.0 L4 GAS
Parking Brake
Cougar, Crown Victoria, Grand Marquis, Thunderbird, Town Car
- Apply parking brake control fully with 100 lbs. foot pedal effort, then release brake control.
- Place transmission in Neutral, then raise and support vehicle.
- With parking brake control in Off position, grasp tensioner around housing. Using an hook tool place end into rounded end of clip between clip and housing. Unlock clip by pulling downward with tool and support tensioner.
- The tensioner spring will take up cable slack and preload cables, while holding tensioner, lock clip by pushing up on bottom of clip. If cli...
CLICK HERE TO GET FULL ACCESS TO 1998 Mercury Mystique BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1998 Mercury Mystique AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1998 Mercury Mystique cars and light trucks from 1990+.
Anti-Lock Brakes -> Contour & Mystique -> Precautions -> Hydraulic Brake Fluid Color
Vehicle: 1998 Mercury Mystique LS 2.5 V6 GAS
Hydraulic Brake Fluid Color
Hydraulic brake fluid must conform with the requirements of Federal Motor Vehicle Safety Standard 116. Under this standard, brake fluids are visually different from other automotive fluids such as transmission, power steering and engine.
Fluid color in a normal brake system may vary from its original color for many reasons. A brake master cylinder may show significantly different shades fluid color between the two brake master cylinder reservoirs. Color may also appear to vary between cast steel and die cast aluminum reservoirs. Some reasons for discolorati...
CLICK HERE TO GET FULL ACCESS TO 1998 Mercury Mystique BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1998 Mercury Mystique AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1998 Mercury Mystique cars and light trucks from 1990+.
Drum Brakes -> Type 3 -> Precautions -> Safety Precautions
Vehicle: 1998 Mercury Mystique LS 2.5 V6 GAS
Safety Precautions
When working on or around brake assemblies, care must be taken to prevent breathing asbestos dust, as many manufacturers incorporate asbestos fibers in the production of brake linings. During routine service operations the amount of asbestos dust from brake lining wear is at a low level, due to a chemical breakdown during use. A few precautions will minimize exposure. Do not sand or grind brake linings unless suitable local exhaust ventilation equipment is used to prevent excessive asbestos exposure.
- Wear suitable respirator approved for asbestos dust use during all...
CLICK HERE TO GET FULL ACCESS TO 1998 Mercury Mystique BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1998 Mercury Mystique AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1998 Mercury Mystique cars and light trucks from 1990+.
Anti-Lock Brakes -> Contour & Mystique -> Troubleshooting -> Inspection & Verification
Vehicle: 1998 Mercury Mystique LS 2.5 V6 GAS
Inspection & Verification
- Verify customer's original concern by operating anti-lock brakes to duplicate concern.
- Inspect to determine w...
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