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Home >> Hyundai >> 2005 >> Santa Fe LX, AWD >> Repair and Diagnosis (Single Page) >> Brakes >> Traction Control >> Abs (Anti-Lock Brake System) >> Anti-Lock Braking System Control Module >> Inspection Of HECU Terminals
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Inspection Of HECU Terminals

Fig 1: Identifying HECU Connector Terminals - Wiring Harness Side
G03847889Courtesy of HYUNDAI MOTOR CO.
HECU TERMINALS VOLTAGE AND CONTINUITY SPECIFICATIONS

Terminals No. Condition Standard Voltage (V)
25-GND (8, 24) Always 10-14
9-GND (8, 24) Always 10-14
4-GND (8, 24) Ignition switch ON 10-14
16-GND (8, 24) Ignition switch ON, ABS warning lamp ON 3-5
18-GND (8, 24) Stop lamp switch OFF Below 1.0
Stop lamp switch ON 10-14
19-20 Ignition switch ON, slowly turn right front wheel AC voltage generation
1-2 Ignition switch ON, slowly turn left front wheel AC voltage generation
22-23 Ignition switch ON, slowly turn right rear wheel AC voltage generation
5-6 Ignition switch ON, slowly turn left rear wheel AC voltage generation
14-GND (8,2 4) Ignition switch ON, TCS switch ON 10-14
GND (8, 24)-Body ground Always Continuity
13-15 Ignition switch ON 2.5