|
|
Chery SQR7160 series sedan ABS system-fault diagnostic and repairing
12. ABS SYSTEM CHECK Terminal Check items Ignition Position MK201/E Standard Value Unit Battery Voltage (Motor) OFF 25-8 10.1-14.5 V Battery Voltage (Solenoid) ↑ 9-24 ↑ V Power Insulation ↑ 8-4 0.00-0.5 V Ground Insulation ↑ 8-24 ↑ V Battery Voltage ON 8-4 10.0-14.5 V OFF Warning Light Off Visually Inspect ON ECU Not Connected Warning Light On Visually Inspect OFF Warning Light Off Visually Inspect ABS Warning Light ON ECU Connected Warning Light On about 0.7 Second and Then Off Visually Inspect Brake Light Switch Function Brake Pedal Not Depressed ON 8-18 0.0-0.5 V Brake Light Switch Function Brake Pedal Depressed ON 8-18 10.0-14.5 V Diagnostic Connector OFF Diagnostic Connector K and 7 0.0-0.5 Ω LF Wheel Speed Sensor Resistance OFF 1-2 1.0-1.3 kΩ RF Wheel Speed Sensor Resistance OFF 19-20 1.0-1.3 kΩ LR Wheel Speed Sensor Resistance OFF 5-6 1.0-1.3 kΩ RR Wheel Speed Sensor Resistance OFF 22-23 1.0-1.3 kΩ LF Wheel Speed Sensor Output Voltage OFF 1-2 3.4-14.8 mV/Hz RF Wheel Speed Sensor Output Voltage OFF 19-20 3.4-14.8 mV/Hz LR Wheel Speed Sensor Output Voltage OFF 5-6 >12.2 mV/Hz RR Wheel Speed Sensor Output Voltag OFF 22-23 >12.2 mV/Hz Sensor Output Voltage Ratio High Peak Voltage Low Peak Voltage Model Identification OFF Example:12-14(Chery) SQR7160 For more, see ABS electrical Circuit. 0.0-1.0 Ω ≦2 24
|