{"id":10468,"date":"2022-03-10T20:30:56","date_gmt":"2022-03-10T20:30:56","guid":{"rendered":"https:\/\/www.hexorcism.com\/19BP\/sm2566445\/"},"modified":"2022-03-10T20:30:56","modified_gmt":"2022-03-10T20:30:56","slug":"sm2566445","status":"publish","type":"page","link":"https:\/\/www.hexorcism.com\/19BP\/sm2566445\/","title":{"rendered":"DETERMINING SHORT TO POWER SUPPLY LOCATION (CAN-BUS No.1) [(US)]"},"content":{"rendered":"
\n

DETERMINING SHORT TO POWER SUPPLY LOCATION (CAN-BUS No.1) [(US)]<\/h3>\n<\/div>\n

SM2566445<\/p>\n

<\/p>\n
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\n
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id1002x1001900<\/p>\n

\n
\n
Caution<\/div>\n<\/dd>\n
\n
\u2022 Perform the following malfunction diagnosis only when it is diagnosed with a short to ground by CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW. (See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [(US)]<\/a>.)<\/div>\n<\/dd>\n<\/dl>\n



\n<\/a><\/p>\n

System Wiring Diagram<\/p>\n\n\n\n
\n\n\n\n
<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
am3zzw00027512<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n



\n<\/a><\/p>\n

Determination Procedure<\/p>\n

\n
\n
Caution<\/div>\n<\/dd>\n
\n
\n
\u2022 When disconnecting the connector, verify that there is no looseness, damage, deformation, corrosion, or poor connection of the connector terminals.<\/div>\n
\u2022 When inspecting the connector, touch it with a paper clip or similar thin pin without directly inserting a tester probe into the terminal.<\/div>\n
\u2022 Disconnect the negative battery terminal before performing any work that requires handling of connectors.<\/div>\n<\/div>\n<\/dd>\n<\/dl>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

Step<\/p>\n<\/th>\n

\n

Inspection<\/p>\n<\/th>\n

\n

Action<\/p>\n<\/th>\n<\/tr>\n<\/thead>\n

\n
1<\/div>\n<\/td>\n
\n
INSPECT CAN LINE BETWEEN BODY CONTROL MODULE (BCM) AND CONNECTOR C-40 FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the connector C-40.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to Step 3.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
2<\/div>\n<\/td>\n
\n
INSPECT BODY CONTROL MODULE (BCM) FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the connector 3 which has body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Connect the connector C-40.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W (wiring harness side).<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Replace the body control module (BCM) because there is a short to the power supply in the body control module (BCM).<\/div>\n
(See BODY CONTROL MODULE (BCM) REMOVAL\/INSTALLATION<\/a>.)<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between the body control module (BCM) and connector C-40 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n
\n
3<\/div>\n<\/td>\n
\n
INSPECT CAN LINE BETWEEN EPS CONTROL MODULE AND CONNECTOR C-40 FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Measure the voltage at EPS control module terminals 2C and 2A.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to Step 5.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
4<\/div>\n<\/td>\n
\n
INSPECT EPS CONTROL MODULE FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the EPS control module connector.<\/div>\n
\u2022 Connect the connector C-40.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Replace the EPS control module because there is a short to the power supply in the EPS control module.<\/div>\n
(See STEERING WHEEL AND COLUMN REMOVAL\/INSTALLATION [(US)]<\/a>.)<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between the EPS control module and connector C-40 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n
\n
5<\/div>\n<\/td>\n
\n
INSPECT CAN LINE BETWEEN AFS CONTROL MODULE \/ AUTO LEVELING CONTROL MODULE AND CONNECTOR C-40 FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Measure the voltage at AFS control module \/ auto leveling control module terminals I and J.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to Step 7.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
6<\/div>\n<\/td>\n
\n
INSPECT AFS CONTROL MODULE \/ AUTO LEVELING CONTROL MODULE FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the AFS control module \/ auto leveling control module connector.<\/div>\n
\u2022 Connect the connector C-40.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Replace the AFS control module \/ auto leveling control module because there is a short to the power supply in the AFS control module \/ auto leveling control module.<\/div>\n
(See ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE REMOVAL\/INSTALLATION<\/a>.)<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between the AFS control module \/ auto leveling control module and connector C-40 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n
\n
7<\/div>\n<\/td>\n
\n
INSPECT CAN LINE BETWEEN CONNECTOR C-13 AND CONNECTOR C-40 FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the connector C-13.<\/div>\n
\u2022 Connect the connector C-40.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between the connector C-13 and connector C-40 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n
\n
8<\/div>\n<\/td>\n
\n
INSPECT CAN LINE BETWEEN CONNECTOR C-21 AND CONNECTOR C-13 FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the connector C-21.<\/div>\n
\u2022 Connect the connector C-13.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between the connector C-21 and connector C-13 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n
\n
9<\/div>\n<\/td>\n
\n
INSPECT CAN LINE BETWEEN CONNECTOR C-21 AND PCM FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Measure the voltage at PCM terminals 2S and 2T.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Go to Step 13.<\/div>\n<\/td>\n<\/tr>\n
\n
10<\/div>\n<\/td>\n
\n
INSPECT CAN LINE BETWEEN CONNECTOR C-21 AND CONNECTORS C-55, C-56 FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the connectors C-55, C-56.<\/div>\n
\u2022 Connect the connector C-21.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between connector C-21 and connectors C-55, C-56 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n
\n
11<\/div>\n<\/td>\n
\n
INSPECT CAN LINE BETWEEN SAS CONTROL MODULE AND CONNECTORS C-55, C-56 FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Measure the voltage at PCM terminals 2S and 2T.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between the connectors C-55, C-56 and connector C-21 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n
\n
12<\/div>\n<\/td>\n
\n
INSPECT SAS CONTROL MODULE FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>)<\/div>\n
\u2022 Disconnect the SAS control module connector.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Inspect for continuity between SAS control module terminals 3A and 3D (wiring harness side).<\/div>\n
\u2022 Is the voltage 0 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Replace the SAS control module connector because there is a short to the power supply in the SAS control module connector.<\/div>\n
(See SAS CONTROL MODULE REMOVAL\/INSTALLATION [STANDARD DEPLOYMENT CONTROL SYSTEM – MEXICO SPEC.]<\/a>.)<\/div>\n
(See SAS CONTROL MODULE REMOVAL\/INSTALLATION [TWO-STEP DEPLOYMENT CONTROL SYSTEM – US\/CANADA SPEC.]<\/a>.)<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between the SAS control module and connectors C-55, C-56 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n
\n
13<\/div>\n<\/td>\n
\n
INSPECT CAN LINE BETWEEN CONNECTOR C-07 AND CONNECTOR C-21 FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the connector C-07.<\/div>\n
\u2022 Connect the connector C-21.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
\u2022 Go to the next step. (with connectors C-37, C-36)<\/div>\n
\u2022 Go to Step 18. (without connectors C-37, C-36)<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between the connector C-07 and connector C-21 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n
\n
14<\/div>\n<\/td>\n
\n
INSPECT CAN LINE BETWEEN CONNECTORS C-37, C-36 AND CONNECTOR C-07 FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the connectors C-37, C-36.<\/div>\n
\u2022 Connect the connector C-07.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between the connectors C-37, C-36 and connector C-07 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n
\n
15<\/div>\n<\/td>\n
\n
INSPECT CAN LINE BETWEEN DSC HU\/CM AND CONNECTORS C-37, C-36 FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Measure the voltage at DSC HU\/CM terminals L and J.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to Step 17.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
16<\/div>\n<\/td>\n
\n
INSPECT DSC HU\/CM FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the DSC HU\/CM connector.<\/div>\n
\u2022 Connect the connectors C-37, C-36.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Replace the DSC HU\/CM because there is a short to the power supply in the DSC HU\/CM.<\/div>\n
(See DSC HU\/CM REMOVAL\/INSTALLATION [L.H.D. (US)]<\/a>.)<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between the DSC HU\/CM and connectors C-37, C-36 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n
\n
17<\/div>\n<\/td>\n
\n
INSPECT CAN LINE BETWEEN CONNECTORS C-37, C-36 AND CONNECTOR C-02 FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the connector C-02.<\/div>\n
\u2022 Connect the connectors C-37, C-36.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to Step 20.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between the connectors C-37, C-36 and connector C-02 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n
\n
18<\/div>\n<\/td>\n
\n
INSPECT CAN LINE BETWEEN CONNECTOR C-02 AND CONNECTOR C-07 FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the connector C-02.<\/div>\n
\u2022 Connect the connector C-07.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to Step 20.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
19<\/div>\n<\/td>\n
\n
INSPECT DSC HU\/CM FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the DSC HU\/CM connector.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Replace the DSC HU\/CM because there is a short to the power supply in the DSC HU\/CM.<\/div>\n
(See DSC HU\/CM REMOVAL\/INSTALLATION [L.H.D. (US)]<\/a>.)<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between connector C-07 and connector C-02 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n
\n
20<\/div>\n<\/td>\n
\n
INSPECT CAN LINE BETWEEN CONNECTOR C-38 AND CONNECTOR C-02 FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the connector C-38.<\/div>\n
\u2022 Connect the connector C-02.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between connector C-38 and connector C-02 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n
\n
21<\/div>\n<\/td>\n
\n
INSPECT CAN LINE BETWEEN TCM AND CONNECTOR C-38 FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Measure the voltage at TCM terminals E and F.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to Step 23.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
22<\/div>\n<\/td>\n
\n
INSPECT TCM FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the TCM connector.<\/div>\n
\u2022 Connect the connector C-38.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Replace the TCM because there is a short to the power supply in the TCM.<\/div>\n
(See CONTROL VALVE BODY REMOVAL\/INSTALLATION [ET6A-EL (US)]<\/a>.)<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between the TCM and connector C-38 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n
\n
23<\/div>\n<\/td>\n
\n
INSPECT CAN LINE BETWEEN CONNECTOR C-38 AND CONNECTOR C-01 FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the connector C-01.<\/div>\n
\u2022 Connect the connector C-38.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Go to the next step.<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between connector C-38 and connector C-01 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n
\n
24<\/div>\n<\/td>\n
\n
INSPECT PCM FOR SHORT TO POWER SUPPLY<\/div>\n
\u2022 Switch the ignition off.<\/div>\n
\u2022 Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Disconnect the PCM connector.<\/div>\n
\u2022 Connect the connector C-38.<\/div>\n
\u2022 Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION\/CONNECTION [(US)]<\/a>.)<\/div>\n
\u2022 Switch the ignition ON (engine off).<\/div>\n
\u2022 Measure the voltage at body control module (BCM) terminals 3X and 3W.<\/div>\n
\u2022 Is the voltage between 1.5\u20143.5 V<\/span>?<\/div>\n<\/td>\n
\n
Yes<\/div>\n<\/td>\n
\n
Replace the PCM because there is a short to the power supply in the PCM.<\/div>\n
(See PCM REMOVAL\/INSTALLATION [SKYACTIV-G (WITH CYLINDER DEACTIVATION (US))]<\/a>.)<\/div>\n
(See PCM REMOVAL\/INSTALLATION [SKYACTIV-G (WITHOUT CYLINDER DEACTIVATION (US))]<\/a>.)<\/div>\n<\/td>\n<\/tr>\n
\n
No<\/div>\n<\/td>\n
\n
Repair or replace the wiring harness between the PCM and connector C-38 because the wiring harness is shorted to the power supply.<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
<\/div>\n
<\/div>\n
<\/div>\n

<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

DETERMINING SHORT TO POWER SUPPLY LOCATION (CAN-BUS No.1) [(US)] SM2566445 id1002x1001900 Caution \u2022 Perform the following malfunction diagnosis only when it is diagnosed with a short to ground by CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW. (See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [(US)].) System Wiring Diagram am3zzw00027512 Determination Procedure Caution \u2022 When disconnecting the connector, verify that there is no looseness, damage, deformation, corrosion, or poor connection of the connector terminals. \u2022 When […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-10468","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/pages\/10468","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/comments?post=10468"}],"version-history":[{"count":0,"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/pages\/10468\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.hexorcism.com\/19BP\/wp-json\/wp\/v2\/media?parent=10468"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}