DETERMINING SHORT TO POWER SUPPLY LOCATION (MS-CAN) [SKYACTIV-D 2.2 (R.H.D.)]
id100206001000
System Wiring Diagram
ac5wzw00006918
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Determination Procedure
Step |
Inspection |
Action |
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1
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INSPECT FOR SHORT TO POWER SUPPLY BETWEEN CONNECTOR C-08 AND INSTRUMENT CLUSTER
• 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 between 1.5 — 3.5 V?
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Yes
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Go to Step 11.
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No
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Go to the next step.
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2
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INSPECT FOR SHORT TO POWER SUPPLY BETWEEN CONNECTORS C-34 AND DLC-2
• Switch the ignition off (LOCK).
• Disconnect the negative battery cable.
• Disconnect connector C-34.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals L and K.
• Is the voltage 0 V?
|
Yes
|
Go to the next step.
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No
|
Repair or replace the wiring harness between DLC-2 and connector C-34 because the wiring harness is shorted to the power supply.
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3
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INSPECT FOR SHORT TO POWER SUPPLY BETWEEN CONNECTOR C-34 AND PARKING SENSOR CONTROL MODULE
• Measure the voltage at parking sensor control module terminals AA and AB.
• Is the voltage between 1.5 — 3.5 V?
|
Yes
|
Go to Step 5.
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No
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Go to the next step.
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4
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INSPECT PARKING SENSOR CONTROL MODULE FOR SHORT TO POWER SUPPLY
• Switch the ignition off (LOCK).
• Disconnect the negative battery cable.
• Disconnect the parking sensor control module connector.
• Connect connector C-34.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals L and K.
• Is the voltage between 1.5 — 3.5 V?
|
Yes
|
Replace the parking sensor control module because there is a short to power supply in the parking sensor control module.
|
No
|
Repair or replace the wiring harness between the parking sensor control module and connector C-34 because the wiring harness is shorted to the power supply.
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5
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INSPECT FOR SHORT TO POWER SUPPLY BETWEEN CONNECTOR C-34 AND CLIMATE CONTROL UNIT OR CLOCK
• Measure the voltage at climate control unit terminals 1S and 1U. (with full-auto air conditioner)
• Measure the voltage at clock terminals E and G. (with manual air conditioner)
• Is the voltage between 1.5 — 3.5 V?
|
Yes
|
Go to Step 7.
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No
|
Go to the next step.
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6
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INSPECT CLIMATE CONTROL UNIT OR CLOCK FOR SHORT TO POWER SUPPLY
• Switch the ignition off (LOCK).
• Disconnect the negative battery cable.
• Disconnect the climate control unit connector or the clock connector.
• Connect connector C-34.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals L and K.
• Is the voltage between 1.5 — 3.5 V?
|
Yes
|
Replace the climate control unit or the clock because there is a short to power supply inside the climate control unit or the clock.
(See CLOCK REMOVAL/INSTALLATION.)
|
No
|
Repair or replace the wiring harness between the climate control unit or the clock and connector C-34 because the wiring harness is shorted to the power supply.
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7
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INSPECT FOR SHORT TO POWER SUPPLY BETWEEN CONNECTOR C-34 AND AUDIO
• Measure the voltage at audio unit terminals 1O and 1Q.
• Is the voltage between 1.5 — 3.5 V?
|
Yes
|
Go to Step 9.
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No
|
Go to the next step.
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8
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INSPECT AUDIO UNIT FOR SHORT TO POWER SUPPLY
• Switch the ignition off (LOCK).
• Disconnect the negative battery cable.
• Disconnect the audio unit connector.
• Connect connector C34.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at audio unit terminals 1O and 1Q (wiring harness side).
• Is the voltage between 1.5 — 3.5 V?
|
Yes
|
Replace the audio unit because there is a short to the power supply in the audio unit.
|
No
|
Repair or replace the wiring harness between the audio unit and connector C-34 because the wiring harness is shorted to the power supply.
|
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9
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INSPECT FOR SHORT TO POWER SUPPLY BETWEEN CONNECTOR C-34 AND INSTRUMENT CLUSTER
• Measure the voltage at instrument cluster terminals C and E.
• Is the voltage between 1.5 — 3.5 V?
|
Yes
|
Repair or replace the wiring harness between connector C-08 and connector C-34 because the wiring harness is shorted to the power supply.
|
No
|
Go to the next step.
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10
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INSPECT INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY
• Switch the ignition off (LOCK).
• Disconnect the negative battery cable.
• Disconnect the instrument cluster connector.
• Connect connector C-34.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals L and K.
• Is the voltage between 1.5 — 3.5 V?
|
Yes
|
Replace the instrument cluster because there is a short to the power supply in the instrument cluster.
|
No
|
Repair or replace the wiring harness between the instrument cluster and connector C-34 because the wiring harness is shorted to the power supply.
|
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11
|
INSPECT FOR SHORT TO POWER SUPPLY BETWEEN CONNECTORS C-14 AND C-08
• 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 between 1.5 — 3.5 V?
|
Yes
|
Go to the next step.
|
No
|
Repair or replace the wiring harness between connector C-14 and connector C-08 because the wiring harness is shorted to the power supply.
|
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12
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INSPECT FOR SHORT TO POWER SUPPLY BETWEEN CONNECTORS C-47 AND C-48 AND CONNECTOR C-14
• 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 between 1.5 — 3.5 V?
|
Yes
|
Go to the next step.
|
No
|
Repair or replace the wiring harness between connectors C-47 and C-48 and connector C-14 because the wiring harness is shorted to the power supply.
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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 TO POWER SUPPLY
• Measure the voltage at rear vehicle monitoring control module (RH) (connector 12-pin type) terminals L and I. (With rear vehicle monitoring system)
• Measure the voltage at rear vehicle monitoring control module (RH) (connector 10-pin type) terminals A and D. (With rear vehicle monitoring system)
• Measure the voltage at BSM control module (RH) terminals H and G. (With BSM system)
• Is the voltage between 1.5 — 3.5 V?
|
Yes
|
Go to Step 16.
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No
|
• Go to the next step. (With rear vehicle monitoring system)
• Go to Step 15.
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14
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INSPECT FOR SHORT TO POWER SUPPLY BETWEEN REAR VEHICLE MONITORING CONTROL MODULE (RH) AND CONNECTOR C-43
• Switch the ignition off (LOCK).
• Disconnect the negative battery cable.
• Disconnect connectors C-43.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at rear vehicle monitoring (RH) (connector 12-pin type) terminals L and I.
• Measure the voltage at rear vehicle monitoring (RH) (connector 10-pin type) terminals A and D.
• Is the voltage between 1.5 — 3.5 V?
|
Yes
|
Repair or replace the wiring harness between connector C-43 and connectors C-47 and C-48 because the wiring harness is shorted to the power supply.
|
No
|
Go to the next step.
|
||
15
|
INSPECT BETWEEN REAR VEHICLE MONITORING CONTROL MODULE (RH) OR BSM CONTROL MODULE (RH) FOR SHORT TO POWER SUPPLY
• Switch the ignition off (LOCK).
• Disconnect the negative battery cable.
• Disconnect the rear vehicle monitoring control modules (RH) connector or the BSM control module (RH) 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 between 1.5 — 3.5 V?
|
Yes
|
Replace the rear vehicle monitoring control module (RH) or the BSM control module (RH) because there is a short to the power supply in the rear vehicle monitoring control module (RH) or the BSM control module (RH).
|
No
|
• Repair or replace the wiring harness between the rear vehicle monitoring control module (RH) and connector C-43 because the wiring harness is shorted to the power supply. (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 to the power supply. (With BSM system)
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16
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INSPECT FOR SHORT TO POWER SUPPLY BETWEEN REAR BODY CONTROL MODULE (RBCM) AND BSM CONTROL MODULE (LH) OR REAR MOUNT CAMERA
• Switch the ignition off (LOCK).
• Disconnect the negative battery cable.
• Disconnect the rear body control module (RBCM) connector.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at BSM control module (LH) terminals H and G. (With BSM system)
• Measure the voltage at BSM control module (LH) terminals H and G. (With rear mount camera)
• Is the voltage between 1.5 — 3.5 V?
|
Yes
|
Go to Step 19.
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No
|
Go to the next step.
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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 TO POWER SUPPLY
• Switch the ignition off (LOCK).
• Disconnect the negative battery cable.
• Disconnect connector C-23 or C-21.
• 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 between 1.5 — 3.5 V?
|
Yes
|
Go to the next step.
|
No
|
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 to the power supply.
|
||
18
|
INSPECT BSM CONTROL MODULE (LH) OR REAR MOUNT CAMERA FOR SHORT TO POWER SUPPLY
• Switch the ignition off (LOCK).
• Disconnect the negative battery cable.
• Disconnect the BSM control module (LH) connector or the rear mount camera connector.
• Connect connector C-23 or C-21.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals L and K.
• Is the voltage between 1.5 — 3.5 V?
|
Yes
|
Replace the BSM control module (LH) or the rear mount camera because there is a short to the power supply in the BSM control module (LH) or the rear mount camera.
|
No
|
• Repair or replace the wiring harness between BSM control module (LH) and connector C-23 because the wiring harness is shorted to the power supply. (With BSM system)
• Repair or replace the wiring harness between the rear mount camera and connector C-21 because the wiring harness is shorted to the power supply. (With rear mount camera)
|
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19
|
INSPECT REAR BODY CONTROL MODULE (RBCM) FOR SHORT TO POWER SUPPLY
• 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 between 1.5 — 3.5 V?
|
Yes
|
Replace the rear body control module (RBCM) because there is a short to the power supply in the rear body control module (RBCM).
|
No
|
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 to the power supply.
|