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BRAKE SERVICE PROCEDURES FOR 1993 Volvo 960 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Volvo 960 cars and light trucks from 1990+.
Anti-lock Brakes -> Diagnosis & Testing -> 850 -> Accessing Fault Codes -> Clearing Diagnostic Trouble Codes -> F. Intermittent Faults -> G. Diagnostic Trouble Code (DTC) Table -> H. Test Drive -> Intermittent Faults -> J. Diagnostic Trouble Code (DTC)/Diagnosis Table -> K. Symptoms/Diagnosis Table -> L. Mechanical Components, Fault Tracing -> Less Volvo Diagnostic Key -> MA. Diagnostic Trouble Codes (DTC), Wheel Sensors -> MB. Diagnostic Trouble Code (DTC) 1-4-1 -> MC. Diagnostic Trouble Code (DTC) 1-4-2 -> MD. Diagnostic Trouble Code (DTC) 1-4-4 -> ME. Diagnostic Trouble Codes (DTC), Valves -> MF. Diagnostic Trouble Code (DTC) 4-2-4 -> MG. Diagnostic Trouble Code (DTC) 4-4-1 -> MH. Diagnostic Trouble Code (DTC) 4-4-3 -> MJ. Diagnostic Trouble Code (DTC) 4-4-4 -> NA. ABS-Warning Indicator Does Not Light -> NB. ABS-Warning Indicator Lit, No Diagnostic Trouble Codes (DTC) Displayed -> NC. TRACS Warning Indicator Does Not Light -> ND. TRACS Warning Indicator Lit, No Diagnostic Trouble Codes(DTC) Displayed -> NE. Brake Warning Indicator Does Not Light -> NF. Brake Warning Indicator Does Not Go Out -> NG. Diagnostic Trouble Codes (DTC) Cannot Be Read -> NH. Poor Braking -> NJ. Both Front Wheels Are Wholly Or Partially Locked -> NK. No TRACS Function -> P. Signal Description, Control Module -> Reading Diagnostic Trouble Codes -> Trouble Code Interpretation -> With Volvo Diagnostic Key
Vehicle: 1993 Volvo 960 2.9 L6 GAS
The control unit contains a monitoring circuit to detect any internal faults in the control unit and any electrical faults in the sensors, hydraulic modulator or signaling system.
If a fault occurs, the control unit disengages the ABS and illuminates a warning light. When the warning light comes on, a complete fault tracing procedure should be followed. The fault tracing procedure assumes that the standard braking system is fully operational.
Accessing Fault Codes
850
Less Volvo Diagnostic Key
- Connect diagnostic lead to position 3 on diagnostic output A, Figs. and , then turn ig...
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BRAKE SERVICE PROCEDURES FOR 1993 Volvo 960 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Volvo 960 cars and light trucks from 1990+.
Hydraulic Brake Systems -> Brake System Bleed -> 240, 940 & 960 -> 850
Vehicle: 1993 Volvo 960 2.9 L6 GAS
240, 940 & 960
A diaphragm type pressure bleeder should be used to bleed system. Bleed system with wheels on vehicle.
- Raise vehicle and fill brake fluid reservoir to MAX mark.
- Install automatic filler cap.
- Use only upper nipple for bleeding vehicles equipped with Multi-Link.
- Begin by bleeding one of rear wheels as follows:
- Connect bleeder tool to one of the bleed nipples. Connect bleeder unit.
- Connect air hose to other side of unit.
- Open bleed nipple and close it when no bubbles remain in fluid flowing out.
- Repeat procedure on other rear wheel and both front wheels. On front wheels, o...
CLICK HERE TO GET FULL ACCESS TO 1993 Volvo 960 BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1993 Volvo 960 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Volvo 960 cars and light trucks from 1990+.
Disc Brakes -> Brake Pad Service -> 240 -> 850 -> 940 & 960 -> Front -> Rear
Vehicle: 1993 Volvo 960 2.9 L6 GAS
Front
240
- Raise car and remove wheels.
- Remove hairpin shaped locking clips for guide pins. Tap out one of guide pins while holding damper springs in place. Remove springs and other guide pin.
- Pull out pads using puller tool No. 2917, or equivalent.
- Carefully clean out cavity in which pads are located. Replace any dust covers that are damaged. If dirt has penetrated into cylinder due to a damaged cover, recondition brake caliper. Check brake disc and resurface if necessary.
- Press caliper pistons back into their bores with press tool No 2809, or equivalent. Use caution if a screwdrive...
CLICK HERE TO GET FULL ACCESS TO 1993 Volvo 960 BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1993 Volvo 960 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Volvo 960 cars and light trucks from 1990+.
Anti-lock Brakes -> Precautions -> Microprocessor Radios
Vehicle: 1993 Volvo 960 2.9 L6 GAS
Microprocessor Radios
On models equipped with microprocessor radios, always switch...
CLICK HERE TO GET FULL ACCESS TO 1993 Volvo 960 BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1993 Volvo 960 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Volvo 960 cars and light trucks from 1990+.
Anti-lock Brakes -> Troubleshooting -> 240, 940 & 960 -> 850 -> Component Fault Tracing -> Testing Wiring
Vehicle: 1993 Volvo 960 2.9 L6 GAS
Component Fault Tracing
240, 940 & 960
All procedures must be completed to avoid damaging the control unit.
Refer to wiring diagram and component locations in Figs. through , during fault tracing procedures.
- Check fuse in transient surge protector
- Check all connectors, wires and ground connections for ABS System.
- Switch ignition off.
- Disconnect connector from control unit by depressing lock spring and swinging connector out.
- Remove cover from hydraulic modulator.
- Remove cover from control unit connector.
- Remove white protective moldings from sides of connector.
- Check ground connections in...
CLICK HERE TO GET FULL ACCESS TO 1993 Volvo 960 BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1993 Volvo 960 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1993 Volvo 960 cars and light trucks from 1990+.
Hydraulic Brake Systems -> Component Service -> Assemble -> Cleaning & Inspection -> Disassemble -> Master Cylinder Overhaul
Vehicle: 1993 Volvo 960 2.9 L6 GAS
Master Cylinder Overhaul
Disassemble
- Remove reservoir from master cylinder.
- Drain fluid from reservoir, then remove seals.
- Remove circlip and withdraw pistons and return spring.
Cleaning & Inspection
- Polish inner surface of the master cylinder with a honing tool (cylinder grinding tool).
- Clean all pistons parts and cylinder with methylated spirits.
- Using compressed air, blow air into the equalizer and overflow holes.
- Check master cylinder bore for scoring,...
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