System Id Test 1B - Identifying Diagnostic Trouble Codes
If scan tool displays fault messages in TEST 1A, record messages displayed and perform appropriate test(s) listed in SCAN TOOL MESSAGE DIRECTORY table.
SCAN TOOL MESSAGE DIRECTORY
| Scan Tool Display | Perform Test No. | ||
|---|---|---|---|
| ABS BUS COMM FAILURE | INSTRUMENT CLUSTER TEST 1A | ||
| AIRBAG BUS COMM FAILURE | INSTRUMENT CLUSTER TEST 1A | ||
| AMBIENT TEMPERATURE SENSOR FAILURE | OTIS TEST 1A | ||
| BATTERY POWER TO MODULE DISCONNECTED | (1) | ||
| BCM BUS COMM FAILURE | INSTRUMENT CLUSTER TEST 1A | ||
| COURTESY LAMP OUTPUT SHORT TO BATTERY | INTERIOR LIGHT TEST 1A | ||
| DECKLID RELEASE MOTOR OUTPUT FAILURE | POWER DOOR LOCK TEST 1A | ||
| DECKLID RELEASE SWITCH FAILURE | POWER DOOR LOCK TEST 1A | ||
| DIMMING LEVEL SWITCH INPUT FAILURE | INSTRUMENT CLUSTER TEST 1A | ||
| EATX BUS COMM FAILURE | INSTRUMENT CLUSTER TEST 1A | ||
| EEPROM CONSTANT CHECKSUM FAILURE | (1) | ||
| FUEL LEVEL SENDING UNIT FAILURE | INSTRUMENT CLUSTER TEST 1A | ||
| LEFT CENTRAL LOCK/UNLOCK SWITCH FAILURE | POWER DOOR LOCK TEST 1A | ||
| HEADLAMP SWITCH INPUT FAILURE | EXTERIOR LIGHT TEST 1A | ||
| INTERNAL BASE/PREMIUM SELECT FAILURE | (1) | ||
| I/P ILLUMINATION FAILURE | INSTRUMENT CLUSTER TEST 1A | ||
| MIC MESSAGES NOT RECEIVED | INSTRUMENT CLUSTER TEST 1A | ||
| OTIS MESSAGES NOT RECEIVED | OTIS TEST 1A | ||
| POST FAILURE | (1) | ||
| RIGHT CENTRAL LOCK/UNLOCK SWITCH FAILURE | POWER DOOR LOCK TEST 1A | ||
| RKE UNABLE TO ENTER PROGRAM MODE | POWER DOOR LOCK TEST 1A | ||
| RKE PROGRAM MODE ENTERED WITHOUT PROGRAM REQUEST | POWER DOOR LOCK TEST 1A | ||
| SBEC BUS COMM FAILURE | INSTRUMENT CLUSTER TEST 1A | ||
| WIPER ON/OFF RELAY OUTPUT SHORT HIGH | WINDSHIELD WIPER TEST 1A | ||
| WIPER ON/OFF RELAY OUTPUT OPEN OR SHORT LOW | WINDSHIELD WIPER TEST 1A | ||
| WIPER PARK SWITCH FAILURE | WINDSHIELD WIPER TEST 1A | ||
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