C157E-Rear Axle Level Sensor Circuit Low: Notes

Fig 1: Front Axle Level Sensor Circuit

Courtesy of AUDI OF AMERICA, LLC

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAM.

>>When Monitored:<< Continuously.
>>Set Condition:<< The HIDT detects the Headlamp Leveling Sensor Rear Signal circuit is to low.

Possible Causes
(L963) HEADLAMP LEVELING SENSOR SIGNAL SHORTED TO GROUND
(L963) HEADLAMP LEVELING SENSOR SIGNAL OPEN OR HIGH RESISTANCE
(L964) HEADLAMP LEVELING SENSOR RETURN 5 VOLT SUPPLY CIRCUIT SHORTED TO GROUND
(L964) HEADLAMP LEVELING SENSOR RETURN 5 VOLT SUPPLY CIRCUIT OPEN OR HIGH RESISTANCE
(L964) HEADLAMP LEVELING SENSOR 5 VOLT SUPPLY CIRCUIT SHORTED TO (L965) HEADLAMP LEVELING SENSOR RETURN CIRCUIT
REAR HEADLAMP LEVELING SENSOR
HIGH INTENSITY DISCHARGE TRANSLATOR (HIDT) MODULE

NOTE:

Diagnose and repair any system voltage DTCs before continuing with this test.