B1D56–ADJUSTABLE PEDAL SENSOR CIRCUIT LOW





For a complete wiring diagram Refer to Section 8W.


  • When Monitored:

    The Adjustable Pedal Motor is in active operation.

  • Set Condition:

    The Memory Seat Module detects a low signal circuit voltage that is not within voltage specification from the Adjustable Pedal Sensor.


Possible Causes
 
CONNECTOR/TERMINAL DAMAGE
 
(G11) ADJUSTABLE PEDALS SENSOR SUPPLY CIRCUIT SHORTED TO GROUND, OR OPEN
 
(G12) ADJUSTABLE PEDALS SENSOR SIGNAL CIRCUIT SHORTED TO GROUND, OR OPEN
 
ADJUSTABLE PEDALS SENSOR - INTERNAL FAULT
 
MEMORY SEAT MODULE - INTERNAL FAULT
 




Diagnostic Test

1.CHECK FOR DTC B1D56–ADJUSTABLE PEDAL SENSOR CIRCUIT LOW

NOTE: This DTC must be active for the results of this test to be valid.








Does the scan tool display: B1D56–ADJUSTABLE PEDAL SENSOR CIRCUIT LOW?

Yes
  • Go To 2


No
  • The condition that caused the symptom is currently not present. Inspect the related wiring for a possible intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires.
  • Refer to the APS-INTERMITTENT CONDITION TEST. (Refer to 5 - BRAKES/ELECTRICAL - DIAGNOSIS AND TESTING).

2.CHECK CONNECTOR/TERMINAL FOR DAMAGE

NOTE: Check all terminals for broken, bent, pushed out, or corroded terminals.





Is there any connector or terminal damaged?

Yes


No
  • Go To 3

3.CHECK (G11) ADJUSTABLE PEDALS SENSOR SUPPLY CIRCUIT FOR A SHORT TO GROUND







Does the test light illuminate brightly?

Yes


No
  • Go To 4

4.CHECK (G11) ADJUSTABLE PEDALS SENSOR SUPPLY CIRCUIT FOR AN OPEN






Does the test light illuminate brightly

Yes
  • Go To 5


No

5.CHECK (G12) ADJUSTABLE PEDALS SENSOR SIGNAL CIRCUIT FOR A SHORT TO GROUND





Does the test light illuminate brightly?

Yes


No
  • Go To 6

6.CHECK (G12) ADJUSTABLE PEDALS SENSOR SIGNAL CIRCUIT FOR AN OPEN






Does the test light illuminate brightly?

Yes
  • Go To 7


No

7.CHECK (G11) ADJUSTABLE PEDALS SENSOR SUPPLY CIRCUIT VOLTAGE







Is the voltage between 4.0 and 5.2 volts?

Yes
  • Go To 8


No

8.CHECK (G12) ADJUSTABLE PEDALS SENSOR SIGNAL CIRCUIT VOLTAGE





Is the voltage above 0.5 volts?

Yes


No