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BRAKE SERVICE PROCEDURES FOR 2002 Volvo S40 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2002 Volvo S40 cars and light trucks from 1990+.
Hydraulic Brake Systems -> Brake System Bleed -> Less Bleeding Unit -> With Bleeding Unit
Vehicle: 2002 Volvo S40 1.9 L4 GAS
With Bleeding Unit
- Ensure ignition switch is turned Off.
- Raise and support vehicle.
- Clean filer cap on brake fluid reservoir and surrounding area.
- Remove filler cap.
- Set bleeding unit to 29-43 psi.
- Connect bleeding unit to brake fluid reservoir.
- Depress brake pedal several times to expel any air bubbles from master cylinder. Repeat this step between bleeding each brake caliper.
- Start at front lefthand wheel, remove protective cap from bleed nipple and connect hose from drain bottle.
- Open bleed nipple and close it again once no further air bubbles can be seen in fluid.
- Tighten bleed nip...
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BRAKE SERVICE PROCEDURES FOR 2002 Volvo S40 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2002 Volvo S40 cars and light trucks from 1990+.
Anti-lock Brakes -> System Service -> Brake System Bleed -> Component Replacement -> Control Module -> Hydraulic Modulator -> Less Multi-Link Rear Suspension -> Multi-Link Suspension -> Rear Sensor
Vehicle: 2002 Volvo S40 1.9 L4 GAS
Brake System Bleed
Refer to "Brake System Bleed" section under "Hydraulic Brake Systems."
Component Replacement
Control Module
- Ensure ignition is off.
- Remove sound proofing under instrument panel.
- Loosen band holding control module and lift module out.
- Remove control module connector.
- Reverse procedure to install.
Hydraulic Modulator
- Remove cover over hydraulic modulator.
- Remove both relays and connector.
- Disconnect ground lead from modulator
- Remove hydraulic lines to modulator noting position for installation.
- Remove screw from support and push support to right. Remove hydraulic modulator
- Reverse ...
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BRAKE SERVICE PROCEDURES FOR 2002 Volvo S40 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2002 Volvo S40 cars and light trucks from 1990+.
Anti-lock Brakes -> Precautions -> Battery Ground Cable -> Microprocessor Radios
Vehicle: 2002 Volvo S40 1.9 L4 GAS
Microprocessor Radios
On models equipped with microprocessor radios, always switch radio off before disconnecting or connecting batt...
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BRAKE SERVICE PROCEDURES FOR 2002 Volvo S40 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2002 Volvo S40 cars and light trucks from 1990+.
Hydraulic Brake Systems -> Component Service -> Assemble -> Cleaning & Inspection -> Disassemble -> Master Cylinder Overhaul
Vehicle: 2002 Volvo S40 1.9 L4 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 components and cylinder with methylated spirits.
- Blow compressed air into the equalizer and overflow holes.
- Inspect master cylinder bore for scoring, ...
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BRAKE SERVICE PROCEDURES FOR 2002 Volvo S40 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2002 Volvo S40 cars and light trucks from 1990+.
Anti-lock Brakes -> Troubleshooting -> Component Fault Tracing
Vehicle: 2002 Volvo S40 1.9 L4 GAS
Component Fault Tracing
All procedures must be completed to avoid damaging the control unit.
Refer to wiring diagram and component locations in Figs. and , during fault tracing procedures.
- Inspect fuse in transient surge protector
- Inspect 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.
- Inspect ground connections in connector.
- A...
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BRAKE SERVICE PROCEDURES FOR 2002 Volvo S40 AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2002 Volvo S40 cars and light trucks from 1990+.
Anti-lock Brakes -> Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Diagnostic Tests -> Diagnostic Trouble Code Interpretation -> Diagnostic Trouble Code Table -> 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 -> Wiring Diagrams -> With Volvo Diagnostic Key
Vehicle: 2002 Volvo S40 1.9 L4 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 Diagnostic Trouble Codes
Less Volvo Diagnostic Key
- Connect diagnostic lead to position 3 on diagnostic output A, then turn ignit...
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