DETERMINING SHORT BETWEEN CIRCUITS LOCATION (MS-CAN) [SKYACTIV-D 2.2 (R.H.D.)]
id100206001100
System Wiring Diagram
ac5wzw00006919
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Determination Procedure
Step |
Inspection |
Action |
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1
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INSPECT BETWEEN CONNECTOR C-08 AND INSTRUMENT CLUSTER FOR SHORT BETWEEN CIRCUITS
• Disconnect the negative battery cable.
• Disconnect connector C-08.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals L and K.
• Is the voltage at DLC-2 terminals L and K the same?
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Yes
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Go to the next step.
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No
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Go to Step 11.
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2
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INSPECT BETWEEN CONNECTOR C-34 AND DLC-2 FOR SHORT BETWEEN CIRCUITS
• Switch the ignition off (LOCK).
• Disconnect the negative battery cable.
• Disconnect connector C-34.
• Inspect for continuity between DLC-2 terminals L and K.
• Is there continuity?
|
Yes
|
Repair or replace the wiring harness between connector C-34 and DLC-2 because the wiring harness is shorted between circuits.
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No
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Go to the next step.
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3
|
INSPECT BETWEEN CONNECTOR C-34 AND PARKING SENSOR CONTROL MODULE FOR SHORT BETWEEN CIRCUITS
• Inspect for continuity between parking sensor control module terminals AA and AB.
• Is there continuity?
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Yes
|
Go to the next step.
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No
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Go to Step 5.
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4
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INSPECT PARKING SENSOR CONTROL MODULE FOR SHORT BETWEEN CIRCUITS
• Disconnect the parking sensor control module connector.
• Inspect for continuity between parking sensor control module terminals AA and AB (wiring harness side).
• Is there continuity?
|
Yes
|
Repair or replace the wiring harness between the parking sensor control module and connector C-34 because the wiring harness is shorted between circuits.
|
No
|
Replace the parking sensor control module because there is a short between circuits in the parking sensor control module.
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5
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INSPECT BETWEEN CONNECTOR C-34 AND CLIMATE CONTROL UNIT OR CLOCK FOR SHORT BETWEEN CIRCUITS
• Inspect for continuity between climate control unit terminals 1S and 1U. (with full-auto air conditioner)
• Inspect for continuity between clock terminals E and G. (with manual air conditioner)
• Is there continuity?
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Yes
|
Go to the next step.
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No
|
Go to Step 7.
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6
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INSPECT CLIMATE CONTROL UNIT OR CLOCK FOR SHORT BETWEEN CIRCUITS
• Disconnect the climate control unit connector or the clock connector.
• Inspect for continuity between climate control unit terminals 1S and 1U (wiring harness side). (with full-auto air conditioner)
• Inspect for continuity between clock terminals E and G (wiring harness side). (with manual air conditioner)
• Is there continuity?
|
Yes
|
Repair or replace the wiring harness between the climate control unit or clock and connector C-34 because the wiring harness is shorted between circuits.
|
No
|
Replace the climate control unit or the clock because there is a short between circuits inside the climate control unit or the clock.
(See CLOCK REMOVAL/INSTALLATION.)
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7
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INSPECT BETWEEN CONNECTOR C-34 AND AUDIO UNIT FOR SHORT BETWEEN CIRCUITS
• Inspect for continuity between audio unit terminals 1O and 1Q.
• Is there continuity?
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Yes
|
Go to the next step.
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No
|
Go to Step 9.
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8
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INSPECT AUDIO UNIT FOR SHORT BETWEEN CIRCUITS
• Disconnect the audio unit connector.
• Inspect for continuity between audio unit terminals 1O and 1Q (wiring harness side).
• Is there continuity?
|
Yes
|
Repair or replace the wiring harness between the audio unit and connector C-34 because the wiring harness is shorted between circuits.
|
No
|
Replace the audio unit because there is a short between circuits in the audio unit.
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9
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INSPECT BETWEEN CONNECTOR C-34 AND INSTRUMENT CLUSTER FOR SHORT BETWEEN CIRCUITS
• Inspect for continuity between instrument cluster terminals C and E.
• Is there continuity?
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Yes
|
Go to the next step.
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No
|
Repair or replace the wiring harness between connectors C-34 and C-08 because the wiring harness is shorted between circuits.
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10
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INSPECT INSTRUMENT CLUSTER FOR SHORT BETWEEN CIRCUITS
• Disconnect the instrument cluster connector.
• Inspect for continuity between instrument cluster terminals C and E (wiring harness side).
• Is there continuity?
|
Yes
|
Repair or replace the wiring harness between the instrument cluster and connector C-34 because the wiring harness is shorted between circuits.
|
No
|
Replace the instrument cluster because there is a short between circuits in the instrument cluster.
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11
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INSPECT BETWEEN CONNECTORS C-14 AND C-08 FOR SHORT BETWEEN CIRCUITS
• Switch the ignition off (LOCK).
• Disconnect the negative battery cable.
• Disconnect connector C-14.
• Connect connector C-08.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals L and K.
• Is the voltage at DLC-2 terminals L and K the same?
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Yes
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Repair or replace the wiring harness between connectors C-14 and C-08 because the wiring harness is shorted between circuits.
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No
|
Go to the next step.
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12
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INSPECT BETWEEN CONNECTORS C-47 AND C-48 AND CONNECTOR C-14 FOR SHORT BETWEEN CIRCUITS
• Switch the ignition off (LOCK).
• Disconnect the negative battery cable.
• Disconnect connectors C-47 and C-48.
• Connect connector C-14.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals L and K.
• Is the voltage at DLC-2 terminals L and K the same?
|
Yes
|
Repair or replace the wiring harness between connectors C-47 and C-48 and connector C-14 because the wiring harness is shorted between circuits.
|
No
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Go to the next step.
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13
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INSPECT BETWEEN REAR VEHICLE MONITORING CONTROL MODULE (RH) OR BSM CONTROL MODULE (RH) AND CONNECTORS C-47 AND C-48 FOR SHORT BETWEEN CIRCUITS
• Switch the ignition off (LOCK).
• Inspect for continuity between rear vehicle control module (RH) (connector 12-pin type) terminals L and I. (With rear vehicle monitoring system)
• Inspect for continuity between rear vehicle control module (RH) (connector 10-pin type) terminals A and D. (With rear vehicle monitoring system)
• Inspect for continuity between BSM control module (RH) terminals H and G. (With BSM system)
• Is there continuity?
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Yes
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• Go to the next step. (With rear vehicle monitoring system)
• Go to Step 15. (With BSM system)
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No
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Go to Step 16.
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14
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INSPECT BETWEEN REAR VEHICLE MONITORING CONTROL MODULE (RH) AND CONNECTOR C-43 FOR SHORT BETWEEN CIRCUITS
• Disconnect connector C-43.
• Inspect for continuity between rear vehicle control module (RH) (connector 12-pin type) terminals L and I.
• Inspect for continuity between rear vehicle control module (RH) (connector 10-pin type) terminals A and D.
• Is there continuity?
|
Yes
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Go to the next step.
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No
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Repair or replace the wiring harness between connector C-43 and connectors C-47 and C-48 because the wiring harness is shorted between circuits.
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15
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INSPECT BETWEEN REAR VEHICLE MONITORING CONTROL MODULE (RH) OR BSM CONTROL MODULE (RH) FOR SHORT BETWEEN CIRCUITS
• Disconnect the rear vehicle monitoring control modules (RH) connector or the BSM control module (RH) connector.
• Inspect for continuity between rear vehicle control module (RH) (connector 12-pin type) terminals L and I (wiring harness side). (With rear vehicle monitoring system)
• Inspect for continuity between rear vehicle control module (RH) (connector 10-pin type) terminals A and D (wiring harness side). (With rear vehicle monitoring system)
• Inspect for continuity between BSM control module (RH) terminals H and G (wiring harness side). (With BSM system)
• Is there continuity?
|
Yes
|
• Repair or replace the wiring harness between the rear vehicle monitoring control module (RH) and connector C-43 because the wiring harness is shorted between circuits. (With rear vehicle monitoring system)
• Repair or replace the wiring harness between the BSM control module (RH) and connectors C-47 and C-48 because the wiring harness is shorted between circuits. (With BSM system)
|
No
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Replace the rear vehicle monitoring control module (RH) or the BSM control module (RH) because there is a short between circuits in the rear vehicle monitoring control module (RH) or the BSM control module (RH).
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16
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INSPECT BETWEEN BSM CONTROL MODULE (LH) OR REAR MOUNT CAMERA AND REAR BODY CONTROL MODULE (RBCM) FOR SHORT BETWEEN CIRCUITS
• Disconnect the negative battery cable.
• Disconnect the rear body control module (RBCM) connector.
• Inspect for continuity between BSM control module (LH) terminals H and G (wiring harness side). (With BSM system)
• Inspect the continuity between rear mount camera terminals G and H (wiring harness side). (With rear mount camera)
• Is there continuity?
|
Yes
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Go to the next step.
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No
|
Go to Step 19.
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17
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INSPECT BETWEEN REAR BODY CONTROL MODULE (RBCM) AND CONNECTOR C-23 OR C-21 FOR SHORT BETWEEN CIRCUITS
• Disconnect connector C-23 or C-21.
• Inspect for continuity between BSM control module (LH) terminals H and G (wiring harness side). (With BSM system)
• Inspect the continuity between rear mount camera terminals G and H (wiring harness side). (With rear mount camera)
• Is there continuity?
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Yes
|
Repair or replace the wiring harness between the rear body control module (RBCM) and connector C-23 or C-21 because the wiring harness is shorted between circuits.
|
No
|
Go to the next step.
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18
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INSPECT BSM CONTROL MODULE (LH) OR REAR MOUNT CAMERA FOR SHORT BETWEEN CIRCUITS
• Disconnect the BSM control module (LH) connector or the rear mount camera connector.
• Connect the rear body control module (RBCM) connector.
• Connect connectors C-47 and C-48
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals L and K.
• Is the voltage at DLC-2 terminals L and K the same?
|
Yes
|
• Repair or replace the wiring harness between BSM control module (LH) and rear body control module (RBCM) because the wiring harness is shorted between circuits. (With BSM system)
• Repair or replace the wiring harness between the rear mount camera and rear body control module (RBCM) because the wiring harness is shorted between circuits. (With rear mount camera)
|
No
|
Replace the BSM control module (LH) or the rear mount camera because there is a short between circuits in the BSM control module (LH) or the rear mount camera.
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19
|
INSPECT REAR BODY CONTROL MODULE (RBCM) FOR SHORT BETWEEN CIRCUITS
• Switch the ignition off (LOCK).
• Disconnect the negative battery cable.
• Connect connectors C-47 and C-48
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals L and K.
• Is the voltage at DLC-2 terminals L and K the same?
|
Yes
|
Repair or replace the wiring harness between the rear body control module (RBCM) and connectors C-47 and C-48 because the wiring harness is shorted between circuits.
|
No
|
Replace the rear body control module (RBCM) because there is a short between circuits in the rear body control module (RBCM).
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