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We have info for following modifications of 1990 Hyundai Sonata
- 1990 Hyundai Sonata 2.4 L4 GAS, CC:2351, Fuel Injection, Engine VIN:, Desg:S
- 1990 Hyundai Sonata 3.0 V6 GAS, CC:2972, Fuel Injection, Engine VIN:, Desg:T
- 1990 Hyundai Sonata GL 2.4 L4 GAS, CC:2351, Fuel Injection, Engine VIN:, Desg:S
- 1990 Hyundai Sonata GL 3.0 V6 GAS, CC:2972, Fuel Injection, Engine VIN:, Desg:T
- 1990 Hyundai Sonata GLS 2.4 L4 GAS, CC:2351, Fuel Injection, Engine VIN:, Desg:S
- 1990 Hyundai Sonata GLS 3.0 V6 GAS, CC:2972, Fuel Injection, Engine VIN:, Desg:T
BRAKE SERVICE PROCEDURES FOR 1990 Hyundai Sonata AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Hyundai Sonata cars and light trucks from 1990+.
HYUNDAI, ANTI-LOCK BRAKES -> DIAGNOSIS & TESTING -> BASIC DIAGNOSIS -> DESCRIPTION -> DIAGNOSIS USING SELF-DIAGNOSTIC MODE -> INITIAL CHECK -> SYSTEM CIRCUIT INSPECTION
Vehicle: 1990 Hyundai Sonata GLS 2.4 L4 GAS
DESCRIPTION
If a malfunction occurs, the diagnostic system will identify the problem and the ECU will store the codes. At the same time, the system informs the driver of a malfunction with the ABS warning lamp.
INITIAL CHECK
Start engine and drive at a speed of 3-6 mph, then verify that the modulator is operating by listening for motor pump hum and solenoid clicking for 1 or 2 seconds. Procedure should be performed within first three minutes after start up. Solenoid valve and motor pump cycling takes place between 3 and 6 mph, as long as brake is not applied.
BASIC DIAGNOSIS
- Chec...
CLICK HERE TO GET FULL ACCESS TO 1990 Hyundai Sonata BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1990 Hyundai Sonata AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Hyundai Sonata cars and light trucks from 1990+.
HYUNDAI, POWER BRAKE UNITS -> TROUBLESHOOTING -> CHECK VALVE OPERATION
Vehicle: 1990 Hyundai Sonata 2.4 L4 GAS
CHECK VALVE OPERATION
- Remove booster hose from check valve.
- Start engi...
CLICK HERE TO GET FULL ACCESS TO 1990 Hyundai Sonata BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1990 Hyundai Sonata AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Hyundai Sonata cars and light trucks from 1990+.
HYUNDAI, POWER BRAKE UNITS -> POWER BRAKE BOOSTER REPLACEMENT
Vehicle: 1990 Hyundai Sonata 3.0 V6 GAS
- Remove master cylinder, refer to "Master Cylinder, Replace" in "Hydraulic Brake System".
- Disconnect vacuum hose.
- From inside vehicle, se...
CLICK HERE TO GET FULL ACCESS TO 1990 Hyundai Sonata BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1990 Hyundai Sonata AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Hyundai Sonata cars and light trucks from 1990+.
HYUNDAI, ANTI-LOCK BRAKES -> DIAGNOSIS & TESTING -> BASIC DIAGNOSIS -> DESCRIPTION -> DIAGNOSIS USING SELF-DIAGNOSTIC MODE -> INITIAL CHECK -> SYSTEM CIRCUIT INSPECTION
Vehicle: 1990 Hyundai Sonata GL 3.0 V6 GAS
DESCRIPTION
If a malfunction occurs, the diagnostic system will identify the problem and the ECU will store the codes. At the same time, the system informs the driver of a malfunction with the ABS warning lamp.
INITIAL CHECK
Start engine and drive at a speed of 3-6 mph, then verify that the modulator is operating by listening for motor pump hum and solenoid clicking for 1 or 2 seconds. Procedure should be performed within first three minutes after start up. Solenoid valve and motor pump cycling takes place between 3 and 6 mph, as long as brake is not applied.
BASIC DIAGNOSIS
- Chec...
CLICK HERE TO GET FULL ACCESS TO 1990 Hyundai Sonata BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1990 Hyundai Sonata AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Hyundai Sonata cars and light trucks from 1990+.
HYUNDAI, HYDRAULIC BRAKE SYSTEM -> MASTER CYLINDER REPLACEMENT -> EXCEPT SCOUPE & SONATA w/BENDIX SYSTEM -> SCOUPE & SONATA w/BENDIX SYSTEM
Vehicle: 1990 Hyundai Sonata GLS 2.4 L4 GAS
EXCEPT SCOUPE & SONATA w/BENDIX SYSTEM
- Disconnect electrical connector from fluid level switch, if equipped, Figs. through .
- Disconnect brake lines from master cylinder and plug open ports.
- Remove master cylinder mounting nuts, disconnect proportioning valve mounting bracket, if equipped, then remove master cylinder from vehicle.
- Reverse procedure to install, noting the following:
- Tighten master cylinder mounting nuts and brake lines to specifications.
- On 1989 Excel and Sonat...
CLICK HERE TO GET FULL ACCESS TO 1990 Hyundai Sonata BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1990 Hyundai Sonata AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1990 Hyundai Sonata cars and light trucks from 1990+.
HYUNDAI, POWER BRAKE UNITS -> TROUBLESHOOTING -> CHECK VALVE OPERATION
Vehicle: 1990 Hyundai Sonata GLS 3.0 V6 GAS
CHECK VALVE OPERATION
- Remove booster hose from check valve.
- Start engi...
CLICK HERE TO GET FULL ACCESS TO 1990 Hyundai Sonata BRAKE SERVICE PROCEDURES
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