
BRAKE WARNING LAMP
The red BRAKE Warning Lamp is located in the
Instrument Panel. It can be activated in several
ways. Application of the parking brake or a low fluid
signal from the fluid level switch located in the mas-
ter cylinder reservoir will cause the lamp to come on.
The (CAB) will also activate the brake warning lamp
if there is a fault in the ABS system, and the amber
anti-lock lamp fails to operate. Both the red and the
amber lamps will flash when the system is placed in
the diagnostic mode with the DRB II. ABS operation
is disabled while in the diagnostics mode.
TRACTION CONTROL FUNCTION LAMP
The Green Traction Control Function Lamp is lo-
cated in the message center. It is used to inform the
driver that the system has entered the traction con-
trol mode. The lamp is controlled by the (CAB). The
(CAB) turns on the lamp by directly grounding the
circuit.
TRACTION CONTROL WARNING LAMP
The Amber Traction Control Warning Lamp is also
located in the message center. It is used to inform
the driver that the Traction Control function has
been turned off by the (CAB). This lamp will also
come on if the traction control switch is in the off po-
sition and the ignition is on.
NORMAL OPERATION OF WARNING LAMP
With the ignition in the Crank position, the Red
Brake Warning Lamp will turn on as a bulb check.
The Amber Anti-Lock Warning Lamp and the Trac-
tion Control Lamps will stay on for 1-2 seconds then
turn off, ounce verification of the self diagnosis is
completed.
ANTI-LOCK BRAKE SYSTEM COMPONENTS
The following is a detailed description of the Anti-
Lock Brake System components. For information on
servicing the Four Wheel Disk Brake System, see the
standard Brake section of this Service Manual.
HYDRAULIC CONTROL UNIT (HCU)
WARNING: ONLY THE FOLLOWING COMPONENTS
OF THE (HCU) (FIG. 1) ARE SERVICEABLE. THE
BRAKE
FLUID
RESERVOIR,
PROPORTIONING
VALVES AND MOUNTING ISOLATORS. THE RE-
MAINING COMPONENTS OF THE (HCU ARE NOT
SERVICEABLE ITEMS AND NO ATTEMPT IN ANY
WAY SHOULD BE MADE TO REMOVE OR SERVICE
ANY OTHER PARTS OF THE (HCU).
The (HCU) (Fig. 1 and 2) is located in the engine
compartment on the left frame rail forward of the
master cylinder and is covered by a heat shield. The
Hydraulic Control Unit (HCU) contains the valve
block assembly, the pump/motor assembly, and a
fluid reservoir with a fluid level switch.
There are two Hydraulic Control Units. One is
used for ABS only. The other is used for ABS and
Traction Control combined. Each has a different part
number. If the wrong H.C.U. is installed, the system
operation will be disabled and a fault code will be
stored.
VALVE BLOCK ASSEMBLY
The valve block assembly (Fig. 2) contains eight/
ten valve/solenoids; four inlet valves and four outlet
valves. (2 isolation valves for traction control pres-
sure switch only.) The inlet valves are spring loaded
in the open position and the outlet valves are spring
loaded in the closed position. During an anti-lock
stop these valves are cycled to maintain the proper
slip ratio for each channel. If a wheel locks, the inlet
valve is closed to prevent any further pressure in-
crease. Then the outlet valve is opened to release the
pressure back to the reservoir until the wheel is no
longer slipping. Once the wheel is no longer slipping
the outlet valve is closed and the inlet valve is
opened to reapply pressure. If the wheel is decelerat-
ing within its predetermined limits (proper slip ra-
tio), both valves will close to hold the pressure
constant. During the stop, the build pressure is ini-
tially supplied by the master cylinder. When the
build pressure is reapplied, fluid comes from the
master cylinder which causes the brake pedal to
drop. The pedal continues to drop until the Pedal
Travel Sensor signals the (CAB) to turn on the
pump/motor. The pump/motor then pumps fluid from
the reservoir into the brake system. The master cyl-
inder pistons and brake pedal are then moved back
until the Pedal Travel Sensor signals the (CAB) to
turn off the pump/motor.
On vehicles equipped with traction control, the
valve block assembly also contains the two Traction
Fig. 1 Hydraulic Control Unit (HCU) Mounting
Location
5 - 80
ANTI-LOCK BRAKE SYSTEM
Содержание Concorde 1993
Страница 4: ......
Страница 7: ...LUBRICATION AND MAINTENANCE SCHEDULES LUBRICATION AND MAINTENANCE 0 3 ...
Страница 22: ......
Страница 24: ...Fig 1 L H Platform Front Suspension 2 2 SUSPENSION AND DRIVESHAFTS ...
Страница 25: ...SUSPENSION STEERING DIAGNOSIS FRONT WHEEL DRIVE SUSPENSION AND DRIVESHAFTS 2 3 ...
Страница 27: ...Fig 2 L H Platform Front Suspension SUSPENSION AND DRIVESHAFTS 2 5 ...
Страница 44: ...Fig 1 Front Stabilizer Bar And Stabilizer Bar Mounting 2 22 SUSPENSION AND DRIVESHAFTS ...
Страница 63: ...SUSPENSION STEERING DIAGNOSIS FRONT WHEEL DRIVE SUSPENSION AND DRIVESHAFTS 2 41 ...
Страница 75: ...Fig 1 L H Platform Fully Independent Rear Suspension SUSPENSION AND DRIVESHAFTS 2 53 ...
Страница 92: ...SPECIFICATIONS ALIGNMENT SPECIFICATIONS AT CURB HEIGHT 2 70 SUSPENSION AND DRIVESHAFTS ...
Страница 94: ......
Страница 97: ...Fig 3 Proper Nut Thread Size And Tube Routing ABS Equipped BRAKES 5 3 ...
Страница 105: ...BRAKE SYSTEM DIAGNOSTICS BRAKES 5 11 ...
Страница 106: ...BRAKE SYSTEM DIAGNOSTICS 5 12 BRAKES ...
Страница 107: ...BRAKE SYSTEM DIAGNOSTICS BRAKE SYSTEM DIAGNOSTICS BRAKES 5 13 ...
Страница 145: ...FIG 2 PARKING BRAKE CABLE ROUTING BRAKES 5 51 ...
Страница 179: ...Fig 2 Baseline Brakes Hydraulic Control Fig 3 Pressure Hold Hydraulic Control ANTI LOCK BRAKE SYSTEM 5 85 ...
Страница 198: ...BRAKE ACTUATION SYSTEM TIGHTENING REFERENCE 5 104 ANTI LOCK BRAKE SYSTEM ...
Страница 200: ...COOLING SYSTEM DIAGNOSIS 7 2 COOLING SYSTEM ...
Страница 201: ...COOLING SYSTEM DIAGNOSIS COOLING SYSTEM 7 3 ...
Страница 202: ...COOLING SYSTEM DIAGNOSIS 7 4 COOLING SYSTEM ...
Страница 203: ...COOLING SYSTEM DIAGNOSIS COOLING SYSTEM 7 5 ...
Страница 204: ...COOLING SYSTEM DIAGNOSIS 7 6 COOLING SYSTEM ...
Страница 205: ...COOLING SYSTEM DIAGNOSIS COOLING SYSTEM 7 7 ...
Страница 220: ...SPECIFICATIONS TORQUE COOLING SYSTEM CAPACITY 7 22 COOLING SYSTEM ...
Страница 225: ...Fig 7 Battery Diagnostics BATTERY STARTING CHARGING SYSTEMS DIAGNOSTICS 8A 5 ...
Страница 236: ...Fig 14 Starter Relay Tests 8A 16 BATTERY STARTING CHARGING SYSTEMS DIAGNOSTICS ...
Страница 239: ...Fig 1 Charging Diagnostics BATTERY STARTING CHARGING SYSTEMS DIAGNOSTICS 8A 19 ...
Страница 242: ...Fig 6 Generator Fault Codes 8A 22 BATTERY STARTING CHARGING SYSTEMS DIAGNOSTICS ...
Страница 243: ...Fig 7 Check For Inadequate Low Charging BATTERY STARTING CHARGING SYSTEMS DIAGNOSTICS 8A 23 ...
Страница 244: ...Fig 8 Check For Overcharging 8A 24 BATTERY STARTING CHARGING SYSTEMS DIAGNOSTICS ...
Страница 246: ...SPECIFICATIONS BATTERY STARTER TORQUE SPECIFICATIONS 8A 26 BATTERY STARTING CHARGING SYSTEMS DIAGNOSTICS ...
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Страница 291: ...Fig 25 Instrument Panel Breakdown INSTRUMENT PANEL AND GAUGES 8E 9 ...
Страница 292: ...Fig 26 Instrument Panel Breakdown 207 8E 10 INSTRUMENT PANEL AND GAUGES ...
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Страница 298: ...Fig 1 Radio Diagnosis 8F 2 AUDIO SYSTEM ...
Страница 299: ...Fig 2 Radio Connector Circuits AUDIO SYSTEM 8F 3 ...
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Страница 308: ...Fig 2 Horn Diagnosis 8G 2 HORNS ...
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Страница 313: ...Fig 4 System Diagnosis SPEED CONTROL SYSTEM 8H 3 ...
Страница 314: ...Fig 5 System Diagnosis Continued 8H 4 SPEED CONTROL SYSTEM ...
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Страница 322: ...Fig 1 Turn Signal and Hazard Warning Flasher Diagnosis 8J 2 TURN SIGNALS AND HAZARD WARNING FLASHER ...
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Страница 327: ...Fig 5 Wiper Motor Runs Diagnosis WINDSHIELD WIPER AND WASHER SYSTEMS 8K 3 ...
Страница 328: ...Fig 6 Wiper Motor Will Not Run Diagnosis 8K 4 WINDSHIELD WIPER AND WASHER SYSTEMS ...
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Страница 388: ...ENGINE DIAGNOSIS PERFORMANCE ENGINE 9 5 ...
Страница 389: ...ENGINE DIAGNOSIS MECHANICAL 9 6 ENGINE ...
Страница 416: ...ENGINE SPECIFICATIONS 3 3L ENGINE 9 33 ...
Страница 417: ...ENGINE SPECIFICATIONS CONT 9 34 3 3L ENGINE ...
Страница 418: ...ENGINE SPECIFICATIONS CONT 3 3L ENGINE 9 35 ...
Страница 419: ...ENGINE SPECIFICATIONS CONT 9 36 3 3L ENGINE ...
Страница 420: ...TORQUE 3 3L ENGINE 9 37 ...
Страница 450: ...ENGINE SPECIFICATIONS 3 5L ENGINE 9 67 ...
Страница 451: ...ENGINE SPECIFICATIONS CONT 9 68 3 5L ENGINE ...
Страница 452: ...ENGINE SPECIFICATIONS CONT TORQUE 3 5L ENGINE 9 69 ...
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Страница 456: ...EXHAUST SYSTEM DIAGNOSIS EXHAUST SYSTEM AND INTAKE MANIFOLD 11 3 ...
Страница 466: ...TORQUE SPECIFICATION Fig 10 Heat Shield and Oxygen Sensor Wire Connection EXHAUST SYSTEM AND INTAKE MANIFOLD 11 13 ...
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Страница 470: ...EXHAUST SYSTEM DIAGNOSIS EXHAUST SYSTEM AND INTAKE MANIFOLD 11 3 ...
Страница 480: ...TORQUE SPECIFICATION Fig 10 Heat Shield and Oxygen Sensor Wire Connection EXHAUST SYSTEM AND INTAKE MANIFOLD 11 13 ...
Страница 481: ......
Страница 485: ...Fig 6 Engine Compartment Side View 13 4 FRAME AND BUMPERS ...
Страница 486: ...Fig 7 Forward Frame Section and Engine Cradle FRAME AND BUMPERS 13 5 ...
Страница 487: ...Fig 8 Rear Frame Section 13 6 FRAME AND BUMPERS ...
Страница 491: ...Fig 6 Engine Compartment Side View 13 4 FRAME AND BUMPERS ...
Страница 492: ...Fig 7 Forward Frame Section and Engine Cradle FRAME AND BUMPERS 13 5 ...
Страница 493: ...Fig 8 Rear Frame Section 13 6 FRAME AND BUMPERS ...
Страница 507: ...Fig 37 Chassis Fuel Tubes 14 14 FUEL SYSTEMS ...
Страница 534: ...3 3L FUEL INJECTOR DIAGNOSIS FUEL SYSTEMS 14 41 ...
Страница 535: ...3 5L FUEL INJECTOR DIAGNOSIS 14 42 FUEL SYSTEMS ...
Страница 544: ...POWERTRAIN CONTROL MODULE 60 WAY CONNECTOR FUEL SYSTEMS 14 51 ...
Страница 545: ...DIAGNOSTIC TROUBLE CODE DESCRIPTION 14 52 FUEL SYSTEMS ...
Страница 546: ...DIAGNOSTIC TROUBLE CODE DESCRIPTION CONTINUED FUEL SYSTEMS 14 53 ...
Страница 547: ...DIAGNOSTIC TROUBLE CODE DESCRIPTION CONTINUED 14 54 FUEL SYSTEMS ...
Страница 567: ...STEERING COMPONENTS SERVICE DIAGNOSIS POWER STEERING SERVICE DIAGNOSIS 19 2 STEERING ...
Страница 568: ...POWER STEERING SERVICE DIAGNOSIS STEERING 19 3 ...
Страница 569: ...POWER STEERING SERVICE DIAGNOSIS 19 4 STEERING ...
Страница 570: ...POWER STEERING SERVICE DIAGNOSIS STEERING 19 5 ...
Страница 571: ...POWER STEERING SERVICE DIAGNOSIS 19 6 STEERING ...
Страница 572: ...POWER STEERING SERVICE DIAGNOSIS STEERING 19 7 ...
Страница 591: ...Fig 1 L H Platform Saginaw Tilt Steering Column 19 26 STEERING ...
Страница 604: ...DIAGNOSIS GUIDE VEHICLE WILL NOT MOVE TRANSAXLE 21 5 ...
Страница 605: ...DIAGNOSIS GUIDE FLUID LEAKS 21 6 TRANSAXLE ...
Страница 606: ...DIAGNOSTIC TROUBLE CODE CHART A TRANSAXLE 21 7 ...
Страница 607: ...DIAGNOSIS CHART B 21 8 TRANSAXLE ...
Страница 621: ...21 22 TRANSAXLE 1993 Concorde Intrepid Vision Publication No 81 270 3140 TSB 21 19 92 December 14 1992 ...
Страница 682: ...DIAGNOSTIC TROUBLE CODE 11 DIAGNOSTIC TROUBLE CODE 12 TRANSAXLE 21 83 ...
Страница 683: ...DIAGNOSTIC TROUBLE CODE 13 DIAGNOSTIC TROUBLE CODE 14 21 84 TRANSAXLE ...
Страница 684: ...DIAGNOSTIC TROUBLE CODE 15 DIAGNOSTIC TROUBLE CODE 16 TRANSAXLE 21 85 ...
Страница 685: ...DIAGNOSTIC TROUBLE CODE 17 DIAGNOSTIC TROUBLE CODE 18 21 86 TRANSAXLE ...
Страница 686: ...DIAGNOSTIC TROUBLE CODE 19 DIAGNOSTIC TROUBLE CODE 20 TRANSAXLE 21 87 ...
Страница 687: ...DIAGNOSTIC TROUBLE CODE 21 27 21 88 TRANSAXLE ...
Страница 689: ...DIAGNOSTIC TROUBLE CODE 29 DIAGNOSTIC TROUBLE CODE 31 32 21 90 TRANSAXLE ...
Страница 690: ...DIAGNOSTIC TROUBLE CODE 36 DIAGNOSTIC TROUBLE CODE 37 TRANSAXLE 21 91 ...
Страница 691: ...DIAGNOSTIC TROUBLE CODE 38 21 92 TRANSAXLE ...
Страница 692: ...DIAGNOSTIC TROUBLE CODE 41 44 TRANSAXLE 21 93 ...
Страница 693: ...DIAGNOSTIC TROUBLE CODE 45 DIAGNOSTIC TROUBLE CODE 46 21 94 TRANSAXLE ...
Страница 695: ...DIAGNOSTIC TROUBLE CODE 50 58 21 96 TRANSAXLE ...
Страница 696: ...DIAGNOSTIC TROUBLE CODE 60 62 TRANSAXLE 21 97 ...
Страница 697: ...42LE HYDRAULIC SCHEMATICS 21 98 TRANSAXLE ...
Страница 698: ... TRANSAXLE 21 99 ...
Страница 699: ...21 100 TRANSAXLE ...
Страница 700: ...TRANSAXLE 21 101 ...
Страница 701: ...21 102 TRANSAXLE ...
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Страница 704: ...TRANSAXLE 21 105 ...
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Страница 706: ...TRANSAXLE 21 107 ...
Страница 707: ...21 108 TRANSAXLE ...
Страница 708: ...TRANSAXLE 21 109 ...
Страница 709: ...21 110 TRANSAXLE ...
Страница 710: ...42LE SPECIFICATIONS 42LE FOUR SPEED AUTOMATIC TRANSAXLE TRANSAXLE 21 111 ...
Страница 712: ...MASTER SHIM CHART TRANSAXLE 21 113 ...
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Страница 717: ...Fig 4 Tire Wear Patterns 22 4 WHEELS TIRES ...
Страница 718: ...LEAD CORRECTION CHART WHEELS TIRES 22 5 ...
Страница 721: ...SPECIFICATIONS Fig 6 Checking Wheel Run out TIRE SPECIFICATIONS TORQUE SPECIFICATIONS 22 8 WHEELS TIRES ...
Страница 765: ...Fig 5 Charge Determination Graph 24 6 HEATING AND AIR CONDITIONING ...
Страница 781: ...DRB II SCAN TOOL FLOW CHART MANUAL ATC 24 22 HEATING AND AIR CONDITIONING ...
Страница 782: ...DRB II SCAN TOOL MENU BODY SECTION CLIMATE CONTROL ITEMS HEATING AND AIR CONDITIONING 24 23 ...
Страница 783: ...DRB II SCAN TOOL FLOW CHART SYSTEM TESTS 24 24 HEATING AND AIR CONDITIONING ...
Страница 786: ...ENGINE VACUUM SCHEMATIC 3 3L ENGINE EMISSION CONTROL SYSTEMS 25 3 ...
Страница 787: ...ENGINE VACUUM SCHEMATIC 2 5L ENGINE 25 4 EMISSION CONTROL SYSTEMS ...
Страница 796: ...EGR DIAGNOSIS CHART 3 3L ENGINE EMISSION CONTROL SYSTEMS 25 13 ...
Страница 804: ...CONVERSION TABLES INTRODUCTION 5 ...
Страница 805: ...CONVERSION TABLES INTERNATIONAL CONTROL AND DISPLAY SYMBOLS 6 INTRODUCTION ...
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