DETERMINING SHORT TO POWER SUPPLY LOCATION (HS-CAN) [SKYACTIV-D 1.5]
id100218000700
System Wiring Diagram
am2zzw00007513
|
Determination Procedure
Step |
Inspection |
Action |
|
---|---|---|---|
1
|
INSPECT CAN LINE BETWEEN BCM AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the connector 2 and 3 which has BCM terminals 3C,3D and 2D,2C.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to the next step.
|
No
|
Go to Step 17.
|
||
2
|
INSPECT CAN LINE BETWEEN PCM AND BCM FOR SHORT TO POWER SUPPLY
• Measure the voltage at PCM terminals 2C and 2D.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Replace the BCM because there is a short to the power supply in the BCM.
|
No
|
Go to the next step.
|
||
3
|
INSPECT CAN LINE BETWEEN CONNECTORS C-28 AND C-29 AND BCM FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Connect the connector 2 and 3 which has BCM terminals 3C,3D and 2D,2C.
• Disconnect the connectors C-28 and C-29.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to the next step.
|
No
|
Repair or replace the wiring harness between the BCM and connectors C-28 and C-29 because the wiring harness is shorted to the power supply.
|
||
4
|
INSPECT CAN LINE BETWEEN AUTO LEVELING CONTROL MODULE AND CONNECTORS C-28 AND C-29 FOR SHORT TO POWER SUPPLY
• Measure the voltage at auto leveling control module terminals AB and AD.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to Step 6.
|
No
|
Go to the next step.
|
||
5
|
INSPECT AUTO LEVELING CONTROL MODULE FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Connect the connectors C-28 and C-29.
• Disconnect the auto leveling control module connector.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Replace the auto leveling control module because there is a short to the power supply in the auto leveling control module.
|
No
|
Repair or replace the wiring harness between the auto leveling control module and connectors C-28 and C-29 because the wiring harness is shorted to the power supply.
|
||
6
|
INSPECT CAN LINE BETWEEN DC-DC CONVERTER (i-ELOOP) AND CONNECTORS C-28 AND C-29 FOR SHORT TO POWER SUPPLY
• Measure the voltage at DC-DC converter (i-ELOOP) terminals 1M and 1N.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to Step 8.
|
No
|
Go to the next step.
|
||
7
|
INSPECT DC-DC CONVERTER (i-ELOOP) FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the DC-DC converter (i-ELOOP) connector.
• Connect the connectors C-28 and C-29.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Replace the DC-DC converter (i-ELOOP) because there is a short to the power supply in the DC-DC converter (i-ELOOP).
|
No
|
Repair or replace the wiring harness between the DC-DC converter (i-ELOOP) and connectors C-28 and C-29 because the wiring harness is shorted to the power supply.
|
||
8
|
INSPECT CAN LINE BETWEEN CONNECTOR C-01 AND CONNECTORS C-28 AND C-29 FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the connector C-01.
• Connect the connectors C-28 and C-29.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to the next step.
|
No
|
Repair or replace the wiring harness between the connector C-01 and connectors C-28 and C-29 because the wiring harness is shorted to the power supply.
|
||
9
|
INSPECT CAN LINE BETWEEN PCM AND CONNECTOR C-01 FOR SHORT TO POWER SUPPLY
• Measure the voltage at PCM terminals 2C and 2D.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to Step 13.
|
No
|
Go to the next step.
|
||
10
|
INSPECT CAN LINE BETWEEN CONNECTOR C-01 AND CONNECTORS C-31 AND C-32 FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Connect the connector C-01.
• Disconnect the connectors C-31 and C-32.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to the next step.
|
No
|
Repair or replace the wiring harness between the connector C-01 and connectors C-31 and C-32 because the wiring harness is shorted to the power supply.
|
||
11
|
INSPECT CAN LINE BETWEEN TCM AND CONNECTORS C-31 AND C-32 FOR SHORT TO POWER SUPPLY
• Measure the voltage at TCM terminals E and F.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Repair or replace the wiring harness between the connector C-01 and connectors C-31 and C-32 because the wiring harness is shorted to the power supply.
|
No
|
Go to the next step.
|
||
12
|
INSPECT TCM FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the TCM connector.
• Connect the connectors C-31 and C-32.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Replace the TCM because there is a short to the power supply in the TCM.
|
No
|
Repair or replace the wiring harness between the TCM and connectors C-31 and C-32 because the wiring harness is shorted to the power supply.
|
||
13
|
INSPECT CAN LINE BETWEEN CONNECTOR C-30 AND CONNECTOR C-01 FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the connector C-30.
• Connect the connector C-01.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to the next step.
|
No
|
Repair or replace the wiring harness between the connector C-30 and connector C-01 because the wiring harness is shorted to the power supply.
|
||
14
|
INSPECT CAN LINE BETWEEN DSC HU/CM AND CONNECTOR C-30 FOR SHORT TO POWER SUPPLY
• Measure the voltage at DSC HU/CM terminals AF and AC.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to Step 16.
|
No
|
Go to the next step.
|
||
15
|
INSPECT DSC HU/CM FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the DSC HU/CM connector.
• Connect the connector C-30.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Replace the DSC HU/CM because there is a short to the power supply in the DSC HU/CM.
|
No
|
Repair or replace the wiring harness between the DSC HU/CM and connector C-30 because the wiring harness is shorted to the power supply.
|
||
16
|
INSPECT PCM FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the PCM connector.
• Connect the connector C-30.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Replace the PCM because there is a short to the power supply in the PCM.
|
No
|
Repair or replace the wiring harness between the PCM and connector C-30 because the wiring harness is shorted to the power supply.
|
||
17
|
INSPECT CAN LINE BETWEEN CONNECTOR C-07 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the connector C-07.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Repair or replace the wiring harness between the BCM and connector C-07 because the wiring harness is shorted to the power supply.
|
No
|
Go to the next step.
|
||
18
|
INSPECT CAN LINE BETWEEN CONNECTOR C-07 AND CONNECTOR C-11 FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the connector C-11.
• Connect the connector C-07.
• Connect the connector 2 and 3 which has BCM terminals 3C,3D and 2D,2C.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at BCM terminals 2D and 2C.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to the next step.
|
No
|
Repair or replace the wiring harness between the connector C-07 and connector C-11 because the wiring harness is shorted to the power supply.
|
||
19
|
INSPECT CAN LINE BETWEEN CONNECTOR C-11 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to the next step.
|
No
|
Go to Step 26.
|
||
20
|
INSPECT CAN LINE BETWEEN CONNECTORS C-51 AND C-52 AND CONNECTOR C-11 FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the connectors C-51 and C-52.
• Connect the connector C-11.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to the next step.
|
No
|
Repair or replace the wiring harness between the connectors C-51 and C-52 and connector C-11 because the wiring harness is shorted to the power supply.
|
||
21
|
INSPECT CAN LINE BETWEEN LASER SENSOR AND CONNECTORS C-51 AND C-52 FOR SHORT TO POWER SUPPLY
• Measure the voltage at laser sensor terminals D and C.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to Step 23.
|
No
|
Go to the next step.
|
||
22
|
INSPECT LASER SENSOR FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the laser sensor connector.
• Connect the connectors C-51 and C-52.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Replace the laser sensor because there is a short to the power supply in the laser sensor.
|
No
|
Repair or replace the wiring harness between the laser sensor and connectors C-51 and C-52 because the wiring harness is shorted to the power supply.
|
||
23
|
INSPECT CAN LINE BETWEEN FORWARD SENSING CAMERA (FSC) AND CONNECTORS C-51 AND C-52 FOR SHORT TO POWER SUPPLY
• Measure the voltage at forward sensing camera (FSC) terminals E and C.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Repair or replace the wiring harness between the connector C-11 and connectors C-51 and C-52 because the wiring harness is shorted to the power supply.
|
No
|
Go to the next step.
|
||
24
|
INSPECT CAN LINE BETWEEN CONNECTORS C-51 AND C-52 AND CONNECTOR C-23 FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the connector C-23.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at forward sensing camera (FSC) terminals E and C.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Repair or replace the wiring harness between the connectors C-51 and C-52 and connector C-23 because the wiring harness is shorted to the power supply.
|
No
|
Go to the next step.
|
||
25
|
INSPECT FORWARD SENSING CAMERA (FSC) FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the forward sensing camera (FSC) connector.
• Connect the connector C-23.
• Connect the connectors C-51 and C-52.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Replace the forward sensing camera (FSC) because there is a short to the power supply in the forward sensing camera (FSC).
|
No
|
Repair or replace the wiring harness between the forward sensing camera (FSC) and connector C-23 because the wiring harness is shorted to the power supply.
|
||
26
|
INSPECT CAN LINE BETWEEN CONNECTOR C-36 AND INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the connector C-36.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to the next step.
|
No
|
Go to Step 33.
|
||
27
|
INSPECT CAN LINE BETWEEN CONNECTIVITY MASTER UNIT (CMU) AND CONNECTOR C-36 FOR SHORT TO POWER SUPPLY
• Measure the voltage at connectivity master unit (CMU) terminals 2E and 2F.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to Step 29.
|
No
|
Go to the next step.
|
||
28
|
INSPECT CONNECTIVITY MASTER UNIT (CMU) FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
.)
• Disconnect the connectivity master unit (CMU) connector.
• Connect the connector C-36.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Replace the connectivity master unit (CMU) because there is a short to the power supply in the connectivity master unit (CMU).
|
No
|
Repair or replace the wiring harness between the connectivity master unit (CMU) and connector C-36 because the wiring harness is shorted to the power supply.
|
||
29
|
INSPECT CAN LINE BETWEEN EPS CONTROL MODULE AND CONNECTOR C-36 FOR SHORT TO POWER SUPPLY
• Measure the voltage at EPS control module terminals 1G and 1H.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to Step 31.
|
No
|
Go to the next step.
|
||
30
|
INSPECT EPS CONTROL MODULE FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the EPS control module connector.
• Connect the connector C-36.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Replace the EPS control module because there is a short to the power supply in the EPS control module.
|
No
|
Repair or replace the wiring harness between the EPS control module and connector C-36 because the wiring harness is shorted to the power supply.
|
||
31
|
INSPECT CAN LINE BETWEEN SAS CONTROL MODULE AND CONNECTOR C-36 FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the SAS control module connector.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at SAS control module terminals 3Q and 3S.(wiring harness side)
• Is the voltage 0 V?
|
Yes
|
Go to the next step.
|
No
|
Repair or replace the wiring harness between the SAS control module and connector C-36 because the wiring harness is shorted to the power supply.
|
||
32
|
INSPECT SAS CONTROL MODULE FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Connect the connector C-36.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Replace the SAS control module connector because there is a short to the power supply in the SAS control module connector.
|
No
|
Repair or replace the wiring harness between the connector C-11 and connector C-36 because the wiring harness is shorted to the power supply.
|
||
33
|
INSPECT CAN LINE BETWEEN CONNECTOR C-37 AND DLC-2 FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Connect the connector C-37.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage 0 V?
|
Yes
|
Go to the next step.
|
No
|
Repair or replace the wiring harness between connector C-37 and DLC-2 because the wiring harness is shorted to the power supply.
|
||
34
|
INSPECT CAN LINE BETWEEN START STOP UNIT AND CONNECTOR C-37 FOR SHORT TO POWER SUPPLY
• Measure the voltage at start stop unit terminals 2M and 2O.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Go to Step 36.
|
No
|
Go to the next step.
|
||
35
|
INSPECT START STOP UNIT FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the start stop unit connector.
• Connect the connector C-37.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Replace the start stop unit because there is a short to the power supply in the start stop unit.
|
No
|
Repair or replace the wiring harness between the start stop unit and connector C-37 because the wiring harness is shorted to the power supply.
|
||
36
|
INSPECT CAN LINE BETWEEN INSTRUMENT CLUSTER AND CONNECTOR C-37 FOR SHORT TO POWER SUPPLY
• Measure the voltage at instrument cluster terminals 1B and 1D.
• Is the voltage between 1.5—3.5 V?
|
Yes
|
Repair or replace the wiring harness between the connector C-36 and connector C-37 because the wiring harness is shorted to the power supply.
|
No
|
Go to the next step.
|
||
37
|
INSPECT INSTRUMENT CLUSTER FOR SHORT TO POWER SUPPLY
• Switch the ignition off.
• Disconnect the negative battery cable.
• Disconnect the instrument cluster connector.
• Connect the connector C-37.
• Connect the negative battery cable.
• Switch the ignition ON (engine off).
• Measure the voltage at DLC-2 terminals F and E.
• 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-37 because the wiring harness is shorted to the power supply.
|