Cadillac 2000 Escalade Manuel du propriétaire

2000 ACCESSORIES & EQUIPMENT Body Control Modules - Escalade, Tahoe & Yukon Denali DESCRIPTION Body Control Module (BCM) is designed to proces

4. Turn ignition switch to OFF position. Check for open or poor connection in Dark Green wire between Blue 32-pin BCM connector C1 terminal C16 and Re

connector, courtesy lights feed circuit is shorted to ground for more than 50 milliseconds while BCM is providing input on circuit, or BCM is defectiv

Fig. 3: Identifying Body Control Module (BCM) Connector C2 Terminals Courtesy of GENERAL MOTORS CORP. DTC 22/32: COURTESY LIGHTS RETURN CIRCUIT SHORTE

Diagnostic Aids If only history DTC 32 is set, problem may be intermittent. Try to recreate fault by wiggling wiring and connectors while performing t

3. Gain access to Blue 56-pin in-line harness connector, located under floor console trim plate. Turn ignition switch to RUN position, then to OFF pos

Fig. 4: Identifying Blue 56-Pin In-Line Harness Connector Terminals 2000 Cadillac Escalade 2000 ACCESSORIES & EQUIPMENT' 'Body Control

Courtesy of GENERAL MOTORS CORP. DTC 24/34: FASTEN SEAT BELT INDICATOR CIRCUIT SHORTED TO GROUND OR BATTERY Description Body Control Module (BCM) prov

SYSTEMS article. If symptom still exists, go to next step. 9. Replace instrument cluster. See appropriate ANALOG INSTRUMENT PANELS article. Retest op

Fig. 5: Identifying Black 56-Pin In-Line Harness Connector Terminals Courtesy of GENERAL MOTORS CORP. DTC 41: LAST TRANSMITTER MESSAGE RECEIVED VALID

Description Digital Radio Frequency (RF) message received from Remote Keyless Entry (RKE) system transmitter was valid, and all security checks passed

After ignition switch is turned off and 20 minutes elapse without any wake up signals, Body Control Module (BCM) enters an asleep state and goes into

Another transmitter was used in the immediate area. Testing 1. Reprogram Remote Keyless Entry (RKE) transmitter. See REMOTE KEYLESS ENTRY (RKE) TRAN

transmitter. If RKE transmitter controls all functions, repair is complete. If RKE transmitter does not control all functions, go to next step. 2. Pr

Description At least 50 consecutive digital RF messages were received from a Remote Keyless Entry (RKE) system transmitter that is programmed to Body

operation. Operating information and commands are exchanged between modules. In addition, node alive (state of health) messages are transmitted by eac

When no message is detected by from a learned identification number for 5 seconds, DTC U1XXX (where XXX is equal to the identification number) is set.

any DTCs or only displays DTCs beginning with a "U", go to next step. 8. Using scan tool, clear DTCs. Go to next step. 9. Select DISPLAY D

See appropriate AIR BAG RESTRAINT SYSTEMS article. INSTRUMENT PANEL CLUSTER Removal & Installation See appropriate ANALOG INSTRUMENT PANELS articl

2000 Cadillac Escalade 2000 ACCESSORIES & EQUIPMENT' 'Body Control Modules - Escalade, Tahoe & Yukon Denali Microsoft October-22

Fig. 6: Body Control Module (BCM) Wiring Diagram (Escalade, Tahoe & Yukon Denali) 2000 Cadillac Escalade 2000 ACCESSORIES & EQUIPMENT' &

INTERIOR ILLUMINATION Discrete input to BCM from door jamb switches or door handle or dome light inputs provide control for courtesy lights, illuminat

PROGRAMMING REMOTE KEYLESS ENTRY (RKE) TRANSMITTER 1. Turn ignition switch to RUN position to deactivate Content Theft Deterrent (CTD) alarm system (i

Body Control Module (BCM) is equipped with a self-diagnostic system which detects system failures or abnormalities. When a malfunction occurs, BCM wil

INPUT/OUTPUT DIAGNOSTICS While in diagnostic mode, if certain Body Control Module (BCM) inputs are activated or deactivated, BCM will respond with var

Testing 1. Disconnect scan tool from Data Link Connector (DLC). Turn ignition switch to RUN position. Connect DVOM between DLC connector terminals No.

terminal No. 2 (Purple wire). If continuity exists, go to next step. If continuity does not exist, go to step 17 . 12. On models equipped with diesel

Fig. 1: Identifying Data Link Connector (DLC) Terminals Courtesy of GENERAL MOTORS CORP. SCAN TOOL DOES NOT POWER UP 1. Using DVOM connected to ground