Pinpoint Test D: DTCS B1167, B1168, B1175, B1178, B116B, B116D, B116C And B116E

WARNING: This page is about a different car, the 2014 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.

D1 CHECK FOR A SHORT TO VOLTAGE IN THE HALL-EFFECT SENSOR SIGNAL, DEPLOY OR STOW CIRCUIT
- IGNITION OFF.
- DISCONNECT: PRB MODULE C3313A.
- DISCONNECT: PRB MODULE C3313B.
- IGNITION ON.
- FOR DTC B1167, B1168, B116B OR B116D, MEASURE THE VOLTAGE BETWEEN LH PRB MOTOR C3185-5 , CIRCUIT VPR43 (GY), HARNESS SIDE AND GROUND; AND BETWEEN LH PRB MOTOR C3185-3 , CIRCUIT CPR41 (BU/WH), HARNESS SIDE AND GROUND; AND BETWEEN C3185-1 , CIRCUIT CPR42 (WH), HARNESS SIDE AND GROUND.
  
  Fig 1: Measuring Voltage Between C3186-1, Circuit CPR45 (VT/GY) And Ground
  Courtesy of FORD MOTOR CO.
- FOR DTC B1175, B1178, B116C OR B116E, MEASURE THE VOLTAGE BETWEEN RH PRB MOTOR C3186-5 , CIRCUIT VPR46 (GY/OG), HARNESS SIDE AND GROUND; AND BETWEEN RH PRB MOTOR C3186-3 , CIRCUIT CPR44 (BN/WH), HARNESS SIDE AND GROUND; AND BETWEEN C3186-1 , CIRCUIT CPR45 (VT/GY), HARNESS SIDE AND GROUND.
IS ANY VOLTAGE PRESENT?
- YES : REPAIR THE CIRCUIT. CLEAR THE DTCS. REPEAT THE SELF-TEST.
- NO : GO TO D2 .
D2 CHECK FOR A SHORT TO GROUND IN THE HALL-EFFECT SENSOR SIGNAL, DEPLOY OR STOW CIRCUIT
- IGNITION OFF.
- FOR DTC B1167, B1168, B116B OR B116D, MEASURE THE RESISTANCE BETWEEN LH PRB MOTOR C3185-5 , CIRCUIT VPR43 (GY/BU), HARNESS SIDE AND GROUND; AND BETWEEN LH PRB MOTOR C3185-3 , CIRCUIT CPR41 (BU/WH), HARNESS SIDE AND GROUND; AND BETWEEN C3185-1 , CIRCUIT CPR42 (WH), HARNESS SIDE AND GROUND.
  
  Fig 2: Measuring Resistance Between LH PRB Motor C3185-5 And Ground
  Courtesy of FORD MOTOR CO.
- FOR DTC B1175, B1178, B116C OR B116E, MEASURE THE RESISTANCE BETWEEN RH PRB MOTOR C3186-5 , CIRCUIT VPR46 (GY), HARNESS SIDE AND GROUND; AND BETWEEN RH PRB MOTOR C3186-3 , CIRCUIT CPR44 (BN/WH), HARNESS SIDE AND GROUND; AND BETWEEN C3186-1 , CIRCUIT CPR45 (VT/GY), HARNESS SIDE AND GROUND.
IS THE RESISTANCE GREATER THAN 10, 000 OHMS?
- YES : GO TO D3 .
- NO : REPAIR THE CIRCUIT. CLEAR THE DTCS. REPEAT THE SELF-TEST.

D3 CHECK FOR AN OPEN IN THE HALL-EFFECT SENSOR SIGNAL, DEPLOY OR STOW CIRCUIT

IGNITION OFF.

FOR DTC B1167, B1168, B116B OR B116D, MEASURE THE RESISTANCES BETWEEN PRB MODULE C4322A OR C4322B , HARNESS SIDE AND LH PRB MOTOR C3185 , HARNESS SIDE USING THE FOLLOWING CHART:

LH MOTOR CONNECTOR	CIRCUIT	PRB MODULE CONNECTOR
C3185-5	VPR43 (GY/BU)	C3313B-9
C3185-3	CPR41 (BU/WH)	C3313A-1
C3185-1	CPR42 (WH)	C3313A-2

Fig 3: Measuring Resistance Between C3186-1, Circuit CPR45 (VT/GY) And Ground

Courtesy of FORD MOTOR CO.

FOR DTC B1175, B1178, B116C OR B116E, MEASURE THE RESISTANCES BETWEEN PRB MODULE C4322A OR C4322B , HARNESS SIDE AND RH PRB MOTOR C3186 , HARNESS SIDE USING THE FOLLOWING CHART:

RH MOTOR CONNECTOR	CIRCUIT	PRB MODULE CONNECTOR
C3186-5	VPR46 (GY)	C3313B-10
C3186-3	CPR44 (BN/WH)	C3313A-4
C3186-1	CPR45 (VT/GY)	C3313A-3

Fig 4: Measuring Resistance Between PRB Module C4322A/C4322B And RH PRB Motor C3186

Courtesy of FORD MOTOR CO.

IS THE RESISTANCE LESS THAN 5 OHMS?

YES : GO TO D4 .
NO : REPAIR THE CIRCUIT(S). CLEAR THE DTCS. REPEAT THE SELF-TEST.

D4 CHECK FOR A SHORT BETWEEN THE STOW AND DEPLOY CIRCUITS
- FOR DTC B1167, B1168, B116B OR B116D, MEASURE THE RESISTANCE BETWEEN LH PRB MOTOR C3185-3 , CIRCUIT CPR41 (BU/WH), HARNESS SIDE AND C3185-1 , CIRCUIT CPR42 (WH), HARNESS SIDE.
  
  Fig 5: Measuring Resistance Between LH PRB Motor C3185-1 And 3, Circuit CPR41 (BU/WH) And Circuit CPR42 (WH)
  Courtesy of FORD MOTOR CO.
- FOR DTC B1175, B1178, B116C OR B116E, MEASURE THE RESISTANCE BETWEEN RH PRB MOTOR C3186-3 , CIRCUIT CPR44 (BN/WH), HARNESS SIDE AND C3186-1 , CIRCUIT CPR45 (VT/GY), HARNESS SIDE.
IS THE RESISTANCE GREATER THAN 10, 000 OHMS?
- YES : GO TO D5 .
- NO : REPAIR THE CIRCUIT. CLEAR THE DTCS. REPEAT THE SELF-TEST.
D5 CHECK THE PRB MOTOR FOR AN OPEN CIRCUIT
NOTE: THE RUNNING BOARD MOTOR(S) HAS APPROXIMATELY 0.42 OHMS OF RESISTANCE AT 20°C (68°F). THE RUNNING BOARD MOTOR(S) SHOULD NOT SHOW AN OPEN CIRCUIT (NO CONTINUITY) WHEN MEASURED WITH A DMM .
- FOR DTC B1167, B1168, B116B OR B116D, MEASURE THE RESISTANCE BETWEEN LH PRB MOTOR C3185-3 , CIRCUIT CPR41 (BU/WH), COMPONENT SIDE AND C3185-1 , CIRCUIT CPR42 (WH), COMPONENT SIDE.
  
  Fig 6: Checking PRB Motor For Open
  Courtesy of FORD MOTOR CO.
- FOR DTC B1175, B1178, B116C OR B116E, MEASURE THE RESISTANCE BETWEEN RH PRB MOTOR C3186-3 , CIRCUIT CPR44 (BN/WH), COMPONENT SIDE AND C3186-1 , CIRCUIT CPR45 (VT/GY), COMPONENT SIDE.
IS ANY CONTINUITY PRESENT?
- YES : GO TO D6 .
- NO : INSTALL A NEW PRB MOTOR. REFER TO POWER RUNNING BOARD (PRB) MOTOR .
  CLEAR THE DTCS. REPEAT THE SELF-TEST.
D6 CHECK THE PRB MOTOR FOR A SHORT TO GROUND
- FOR DTC B1167, B1168, B116B OR B116D, MEASURE THE RESISTANCE BETWEEN LH PRB MOTOR C3185-1 , CIRCUIT CPR 42 (WH), COMPONENT SIDE AND GROUND.
  
  Fig 7: Measuring Resistance Between LH PRB Motor C3185-1, Circuit CPR 42 (WH) And Ground
  Courtesy of FORD MOTOR CO.
- FOR DTC B1175, B1178, B116C OR B116E, MEASURE THE RESISTANCE BETWEEN RH MOTOR C3186-1 , CIRCUIT CPR45 (VT/GY), COMPONENT SIDE AND GROUND.
IS THE RESISTANCE GREATER THAN 10, 000 OHMS?
- YES : GO TO D7 .
- NO : INSTALL A NEW PRB MOTOR. REFER TO POWER RUNNING BOARD (PRB) MOTOR .
  CLEAR THE DTCS. REPEAT THE SELF-TEST.
D7 CHECK THE PRB MODULE FOR CORRECT OPERATION
- CONNECT: PRB LH MOTOR C3185.
- CONNECT: PRB RH MOTOR C3186.
- VISUALLY INSPECT ALL PRB MODULE CONNECTORS.
- CHECK FOR:
  - CORROSION.
  - PUSHED-OUT PINS.
- CONNECT ALL PRB MODULE CONNECTORS AND MAKE SURE THEY SEAT CORRECTLY.
- OPERATE THE SYSTEM AND VERIFY THE CONCERN IS STILL PRESENT.
IS THE CONCERN STILL PRESENT?
- YES : INSTALL A NEW PRB MODULE. REFER TO POWER RUNNING BOARD (PRB) MODULE .
  CLEAR THE DTCS. REPEAT THE SELF-TEST.
- NO : THE SYSTEM IS OPERATING CORRECTLY AT THIS TIME. CONCERN MAY HAVE BEEN CAUSED BY A LOOSE OR CORRODED CONNECTOR. CLEAR THE DTCS. REPEAT THE SELF-TEST.