Toyota
Ford Kuga
 Service Manual
Parking Aid » Parking Aid - Vehicles With: Rear Parking Aid
Pinpoint Tests

TEST CONDITIONS DETAILS/RESULTS/ACTIONS
PINPOINT TEST H : THE REAR PARKING AID IS INOPERATIVE/DOES NOT OPERATE CORRECTLY
A1: CHECK FOR VOLTAGE TO THE PARKING AID MODULE
  1. Disconnect Parking aid module C622.
  2.  Ignition switch in position II.
  3. Measure the voltage between the parking aid module C622 pin 1, circuit 15-GN10 (GN/YE), harness side and ground.
  •  Is the voltage greater than 10 volts?

Yes

GO to A2.

No

REPAIR the circuit 15-GN10 (GN/YE). TEST the system for normal operation.

A2: CHECK THE PARKING AID MODULE GROUND CIRCUIT
  1. Measure the resistance between the parking aid module C622 pin 16, circuit 31-GN10 (BK), harness side and ground.

Is the resistance less than 5 Ohms?

Yes

GO to A3.

No

REPAIR the circuit 31-GN10 (BK/YE). TEST the system for normal operation.

A3: CHECK THE REVERSE LAMP FOR CORRECT OPERATION
 
  1. Select REVERSE.
  2. Check the reverse lamps for correct operation.
  • Do the reversing lamps illuminate?

Yes

GO to A4.

No

REFER to: Reversing Lamps (417-01 Exterior Lighting, Diagnosis and Testing). TEST the system for normal operation.

A4: CHECK THE REAR PARKING AID SPEAKER FOR CORRECT OPERATION
  1. Remove the rear parking aid speaker.

    REFER to: Rear Parking Aid Speaker (413-13 Parking Aid, Removal and Installation).

  2. Measure the resistance between the rear parking aid speaker C947 pin 1, and pin 2, component side.
  • Is the resistance 50 Ohms +/- 7.5 Ohms?

Yes

GO to A5.

No

INSTALL a new rear parking aid speaker. TEST the system for normal operation.

A5: CHECK THE CIRCUIT 8-GN26 FOR OPEN  
  1. Disconnect Parking aid module C622.
  2. Measure the resistance between the parking aid module C622 pin 10, circuit 8-GN26 (WH), harness side and the rear parking aid speaker C947 pin 1, circuit 8-GN26 (WH), harness side.
  • Is the resistance less than 5 Ohms?

 Yes

GO to A6.

No

REPAIR the circuit. TEST the system for normal operation.

A6: CHECK THE CIRCUIT 10-GN26 FOR OPEN
  1. Measure the resistance between the parking aid module C622 pin 2, circuit 10-GN26 (GY), harness side and the rear parking aid speaker C947 pin 2, circuit 10-GN26 (GY), harness side.
  •  Is the resistance less than 5 Ohms?

Yes

For vehicles fitted with a rear trailer tow module. GO to Pinpoint Test J. For vehicles fitted without a rear trailer tow module. INSTALL a new parking aid module.

REFER to: Parking Aid Module (413-13 Parking Aid, Removal and Installation). TEST the system for normal operation.

 No

REPAIR the circuit. TEST the system for normal operation.

PINPOINT TEST I : NO COMMUNICATION WITH THE PARKING AID MODULE
B1: CHECK THAT THE FORD DIAGNOSTIC EQUIPMENT IS COMMUNICATING THROUGH THE DLC
 
  1. Select an alternative system to check the DLC.

Is the Ford diagnostic equipment able to communicate with the selected system.

Yes

GO to B2.

No

CHECK the DLC. For additional information, refer to the Wiring Diagrams.

B2: CHECK THE CIRCUIT 8-EE13 FOR OPEN
  1. Disconnect Parking aid module C622.
  2. Measure the resistance between the DLC pin 11 and parking aid module C622 pin 7, circuit 8-EE13 (WH/RD), harness side.
  •  Is the resistance less the 5 Ohms?

Yes

GO to B3.

No

REPAIR the circuit 8-EE13 (WH/RD). TEST the system for normal operation.

 

B2: CHECK THE CIRCUIT 8-EE13 FOR OPEN
  1. Disconnect Parking aid module C622.
  2. Measure the resistance between the DLC pin 11 and parking aid module C622 pin 7, circuit 8-EE13 (WH/RD), harness side.
  • Is the resistance less the 5 Ohms?

 Yes

GO to B3.

No

REPAIR the circuit 8-EE13 (WH/RD). TEST the system for normal operation.

B3: CHECK THE DLC CIRCUIT FOR OPEN
  1. Measure the resistance between the DLC pin 3 and parking aid module C622 pin 14, harness side.
  •  Is the resistance less the 5 Ohms?

Yes

INSTALL a new parking aid module.

REFER to: Parking Aid Module (413-13 Parking Aid, Removal and Installation). TEST the system for normal operation.

No

REPAIR the circuit. TEST the system for normal operation.

PINPOINT TEST I : NO COMMUNICATION WITH THE PARKING AID MODULE
B1: CHECK THAT THE FORD DIAGNOSTIC EQUIPMENT IS COMMUNICATING THROUGH THE DLC
 
  1.  Select an alternative system to check the DLC.
  •  Is the Ford diagnostic equipment able to communicate with the selected system

Yes

GO to B2.

 No

CHECK the DLC. For additional information, refer to the Wiring Diagrams.

B2: CHECK THE CIRCUIT 8-EE13 FOR OPEN
  1. Disconnect Parking aid module C622.
  2. Measure the resistance between the DLC pin 11 and parking aid module C622 pin 7, circuit 8-EE13 (WH/RD), harness side.
  • Is the resistance less the 5 Ohms?

Yes

GO to B3.

No

REPAIR the circuit 8-EE13 (WH/RD). TEST the system for normal operation.

B3: CHECK THE DLC CIRCUIT FOR OPEN
  1. Measure the resistance between the DLC pin 3 and parking aid module C622 pin 14, harness side.
  • Is the resistance less the 5 Ohms?

Yes

INSTALL a new parking aid module.

REFER to: Parking Aid Module (413-13 Parking Aid, Removal and Installation). TEST the system for normal operation.

No

REPAIR the circuit. TEST the system for normal operation.

PINPOINT TEST J : DTC C1700 : REAR OUTER LEFT SENSOR SIGNAL CIRCUIT OPEN OR SHORT TO GROUND
C1: CHECK CIRCUIT 8-GN22 (WH/GN) FOR OPEN
  1. Disconnect Parking aid module C623.
  2. Disconnect Parking aid sensor C607.
  3. Measure the resistance between the parking aid module C623 pin 5, circuit 8-GN22 (WH/GN), harness side and parking aid sensor C607 pin 2, circuit 8-GN22 (WH/GN), harness side.
  •  Is the resistance less than 5 Ohms?

Yes

GO to C2.

 No

REPAIR the circuit. TEST the system for normal operation

C2: CHECK CIRCUIT 8-GN22 (WH/GN) FOR SHORT TO GROUND
  1. Measure the resistance between the parking aid module C623 pin 5, circuit 8-GN22 (WH/GN), harness side and ground

 Is the resistance greater than 10,000 Ohms?

Yes

INSTALL a new parking aid sensor. If the concern persists, INSTALL a new parking aid module.

REFER to: Parking Aid Module (413-13 Parking Aid, Removal and Installation).

No

REPAIR the short to ground. TEST the system for normal operation.

PINPOINT TEST K: DTC C1703 : REAR OUTER RIGHT SENSOR SIGNAL CIRCUIT OPEN OR SHORT TO GROUND
D1: CHECK CIRCUIT 8-GN19 (WH) FOR OPEN
  1. Disconnect Parking aid module C623.
  2. Disconnect Parking aid sensor C604.
  3. Measure the resistance between the parking aid module C623 pin 4, circuit 8-GN19 (WH), harness side and parking aid sensor C604 pin 2, circuit 8-GN19 (WH), harness side.
  • Is the resistance less than 5 Ohms?

Yes

GO to D2.

No

REPAIR the circuit. TEST the system for normal operation.

D2: CHECK CIRCUIT 8-GN19 (WH) FOR SHORT TO GROUND
  1. Measure the resistance between the parking aid module C623 pin 4, circuit 8-GN19 (WH), harness side and ground.
  • Is the resistance greater than 10,000 Ohms?

Yes

INSTALL a new parking aid sensor. If the concern persists, INSTALL a new parking aid module.

REFER to: Parking Aid Module (413-13 Parking Aid, Removal and Installation).

No

REPAIR the short to ground. TEST the system for normal operation.

PINPOINT TEST L : DTC C1706 : REAR INNER LEFT SENSOR SIGNAL CIRCUIT OPEN OR SHORT TO GROUND
E1: CHECK CIRCUIT 8-GN21 (WH/BU) FOR OPEN
  1. Disconnect Parking aid module C623.
  2.  Disconnect Parking aid sensor C606.
  3. Measure the resistance between the parking aid module C623 pin 3, circuit 8-GN21 (WH/BU), harness side and parking aid sensor C606 pin 2, circuit 8-GN21 (WH/BU), harness side.
  • Is the resistance less than 5 Ohms?

 Yes

GO to E2.

No

REPAIR the circuit. TEST the system for normal operation.

E2: CHECK CIRCUIT 8-GN21 (WH/BU) FOR SHORT TO GROUND
  1. Measure the resistance between the parking aid module C623 pin 3, circuit 8-GN21 (WH/BU), harness side and ground.
  • Is the resistance greater than 10,000 Ohms?

Yes

INSTALL a new parking aid sensor. If the concern persists, INSTALL a new parking aid module.

REFER to: Parking Aid Module (413-13 Parking Aid, Removal and Installation).

 No

REPAIR the short to ground. TEST the system for normal operation.

PINPOINT TEST M : DTC C1709 : REAR INNER RIGHT SENSOR SIGNAL CIRCUIT OPEN OR SHORT TO GROUND
F1: CHECK CIRCUIT 8-GN20 (WH/RD) FOR OPEN
  1. Disconnect Parking aid module C623.
  2.  Disconnect Parking aid sensor C605.
  3. Measure the resistance between the parking aid module C623 pin 2, circuit 8-GN20 (WH/RD), harness side and parking aid sensor C605 pin 2, circuit 8-GN20 (WH/RD), harness side.
  •  Is the resistance less than 5 Ohms?

Yes

GO to F2.

No

REPAIR the circuit. TEST the system for normal operation.

F2: CHECK CIRCUIT 8-GN20 (WH/RD) FOR SHORT TO GROUND
  1. Measure the resistance between the parking aid module C623 pin 2, circuit 8-GN20 (WH/RD), harness side and ground.
  • Is the resistance greater than 10,000 Ohms?

Yes

INSTALL a new parking aid sensor. If the concern persists, INSTALL a new parking aid module.

REFER to: Parking Aid Module (413-13 Parking Aid, Removal and Installation).

No

REPAIR the short to ground. TEST the system for normal operation.

PINPOINT TEST N : DTCB1299 : PARKING AID SENSOR VOLTAGE SUPPLY SHORT TO GROUND
G1: CHECK THE CIRCUIT 7-GN19 (YE/RD) FOR SHORT TO GROUND
  1. Disconnect Parking aid sensors C604, C605, C606, C607.
  2. Disconnect Parking aid module C623.
  3. Measure the resistance between the parking aid module C623 pin 11, circuit 7-GN19 (YE), harness side and ground.

Is the resistance greater than 10,000 Ohms?

Yes

GO to G2.

No

REPAIR the short to ground. TEST the system for normal operation.

G2: CHECK EACH PARKING AID SENSOR FOR SHORT BETWEEN PINS 1 AND 3
  1. Measure the resistance of each parking aid sensor between pins 1 and 3 component side
  • Is the resistance less than 5 Ohms?

Yes

INSTALL a new parking aid sensor(s). TEST the system for normal operation.

No

INSTALL a new parking aid module. TEST the system for normal operation.

PINPOINT TEST O : DTC C1742 PARKING AID SPEAKER CIRCUIT SHORT TO GROUND
H1: CHECK THE REAR PARKING AID SPEAKER FOR CORRECT OPERATION
  1.  Remove the rear parking aid speaker.

    REFER to: Rear Parking Aid Speaker (413-13 Parking Aid, Removal and Installation).

  2. Measure the resistance between the rear parking aid speaker C947 pin 1, and pin 2, component side.
  •  Is the resistance 50 Ohms +/- 7.5 Ohms?

 Yes

GO to H2.

No

INSTALL a new rear parking aid speaker. TEST the system for normal operation.

H2: CHECK THE CIRCUIT 8-GN26 (WH) FOR SHORT TO GROUND
  1. Disconnect Parking Aid Module C622.
  2. Measure the resistance between the parking aid module C622 pin 10, circuit 8-GN26 (WH), harness side and ground.
  • Is the resistance greater than 10,000 Ohms?

Yes

INSTALL a new rear parking aid speaker. TEST the system for normal operation. If the concern persists, INSTALL a new parking aid module.

REFER to: Parking Aid Module (413-13 Parking Aid, Removal and Installation). TEST the system for normal operation.

 No

GO to H3.

H3: CHECK THE CIRCUIT 10-GN26 (GY) FOR SHORT TO GROUND
  1. Measure the resistance between the parking aid module C622 pin 2, circuit 10-GN26 (GY), harness side and ground.
  • Is the resistance greater than 10,000 Ohms?

Yes

For vehicles fitted with a rear trailer tow module. GO to Pinpoint Test J. For vehicles fitted without a rear trailer tow module. INSTALL a new parking aid module.

REFER to: Parking Aid Module (413-13 Parking Aid, Removal and Installation). TEST the system for normal operation.

No

REPAIR the short to ground. TEST the system for normal operation.

PINPOINT TEST P : DTC C1743 PARKING AID SPEAKER CIRCUIT SHORT TO BATTERY
11: CHECK THE REAR PARKING AID SPEAKER FOR CORRECT OPERATION
  1. Remove the rear parking aid speaker.

    REFER to: Rear Parking Aid Speaker (413-13 Parking Aid, Removal and Installation).

  2. Measure the resistance between the rear parking aid speaker C947 pin 1, and pin 2, component side.
  • Is the resistance 50 Ohms +/- 7.5 Ohms?

Yes

GO to 12.

 No

INSTALL a new rear parking aid speaker. TEST the system for normal operation.

12: CHECK THE CIRCUIT 8-GN26 (WH) FOR OPEN
  1. Disconnect Parking aid module C622.
  2.  Measure the resistance between the parking aid module C622 pin 10, circuit 8-GN26 (WH), harness side and the rear parking aid speaker C947 pin 1, circuit 8-GN26 (WH), harness side.
  • Is the resistance less than 5 Ohms?

Yes

GO to 13.

No

REPAIR the circuit. TEST the system for normal operation.

13: CHECK THE CIRCUIT 10-GN26 (GY) FOR OPEN
  1. Measure the resistance between the parking aid module C622 pin 2, circuit 10-GN26 (GY), harness side and the rear parking aid speaker C947 pin 2, circuit 10-GN26 (GY), harness side.
  • Is the resistance less than 5 Ohms?

 Yes

For vehicles fitted with a rear trailer tow module. GO to Pinpoint Test J. For vehicles fitted without a rear trailer tow module. INSTALL a new parking aid module.

REFER to: Parking Aid Module (413-13 Parking Aid, Removal and Installation). TEST the system for normal operation.

No

REPAIR the circuit. TEST the system for normal operation.

PINPOINT TEST Q : THE PARKING AID SYSTEM DOES NOT DEACTIVATE WHEN A TRAILER IS ATTACHED
J1: CHECK PARKING AID MODULE CIRCUIT 9-GN18 (BN/BU) FOR SHORT TO GROUND
  1. Disconnect Parking aid module C622.
  2. \Measure the resistance between the parking aid module C622 pin 5, circuit 9-GN18 (BN/BU), harness side and ground.
  •  Is the resistance greater than 10,000 Ohms?

Yes

TEST the system for normal operation.

No

REPAIR the short to ground. TEST the system for normal operation.

    More about «Parking Aid - Vehicles With: Rear Parking Aid»:

    Principles of Operation

    Inspection and Verification

    Diagnostic Trouble Codes (DTC) Index

    Pinpoint Tests

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