Checking System For Trouble Codes
NOTE:
For connector terminal ID, see CONNECTOR IDENTIFICATION. For wiring diagram, see WIRING DIAGRAMS - 3.5L
article in ENGINE PERFORMANCE.
NOTE:
Battery must be fully charged before proceeding.
- Attempt to start engine. If necessary, crank engine for up to 10 seconds. Connect scan tool to Data Link Connector (DLC). Record scan tool trouble codes. If scan tool screen displays NO RESPONSE, go to TEST NS-6A .
- If scan tool has a blank screen or displays RAM TEST FAILURE, CARTRIDGE ERROR, KEY PAD TEST FAILURE, or LOW OR HIGH BATTERY, this indicates a scan tool failure. To diagnose and correct these conditions, see TESTS W/CODES - BODY CONTROL COMPUTER article in ENGINE PERFORMANCE.
- If trouble codes are displayed, see SCAN TOOL TROUBLE CODES LIST
table and perform appropriate test(s). If scan tool does not display any trouble codes, refer to one of the following: for driveability problems, go to TEST NTC-1A
. For no-start problems, go to TEST NS-1A
. For cruise control problems, see appropriate article:
- CRUISE CONTROL SYSTEM - Concorde, Intrepid, Vision
- CRUISE CONTROL SYSTEM - LHS, New Yorker
For charging problems, see appropriate article:
* ALTERNATOR & REGULATOR - Concorde, Intrepid, Vision
* ALTERNATOR & REGULATOR - LHS, New Yorker
For air conditioning problems, see appropriate article:
* A/C-HEATER SYSTEM - AUTOMATIC - All Models
* A/C-HEATER SYSTEM - MANUAL - All Models But LHS
SCAN TOOL TROUBLE CODES LIST
| DTC | Scan Tool Display | Perform Test No. | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Code 11 | NO CRANK REFERENCE SIGNAL AT PCM | TC-2A | ||||||||
| Code 54 | NO CAM SYNC SIGNAL AT PCM | TC-3A | ||||||||
| Code 14 | MAP SENSOR VOLTAGE TOO LOW | TC-4A | ||||||||
| Code 14 | MAP SENSOR VOLTAGE TOO HIGH | TC-5A | ||||||||
| Code 13 | NO CHANGE IN MAP FROM START TO RUN | TC-6A | ||||||||
| Code 24 | THROTTLE POSITION SENSOR VOLTAGE LOW | TC-7A | ||||||||
| Code 24 | THROTTLE POSITION SENSOR VOLTAGE HIGH | TC-8A | ||||||||
| Code 21 | LEFT O2S STAYS AT CENTER | TC-9A | ||||||||
| Code 21 | RIGHT O2S STAYS AT CENTER | TC-10A | ||||||||
| Code 21 | LEFT O2S SHORTED TO VOLTAGE | TC-11A | ||||||||
| Code 21 | RIGHT O2S SHORTED TO VOLTAGE | TC-12A | ||||||||
| Code 52 | LEFT O2S STAYS ABOVE CENTER (RICH) | TC-13A | ||||||||
| Code 52 | RIGHT O2S STAYS ABOVE CENTER (RICH) | TC-14A | ||||||||
| Code 51 | LEFT O2S STAYS BELOW CENTER (LEAN) | TC-15A | ||||||||
| Code 51 | RIGHT O2S STAYS BELOW CENTER (LEAN) | TC-16A | ||||||||
| Code 23 | INTAKE AIR TEMPERATURE SENSOR VOLTAGE LOW | TC-17A | ||||||||
| Code 23 | INTAKE AIR TEMPERATURE SENSOR VOLTAGE HIGH | TC-18A | ||||||||
| Code 22 | ECT SENSOR VOLTAGE TOO LOW | TC-19A | ||||||||
| Code 22 | ECT SENSOR VOLTAGE TOO HIGH | TC-20A | ||||||||
| Code 33 | A/C PRESSURE SENSOR VOLTS TOO HIGH | TC-21A | ||||||||
| Code 33 | A/C PRESSURE SENSOR VOLTS TOO LOW | TC-22A | ||||||||
| Code 64 | FLEX FUEL SENSOR VOLTS TOO HIGH | TC-23A | ||||||||
| Code 64 | FLEX FUEL SENSOR VOLTS TOO LOW | TC-23A | ||||||||
| Code 64 | LOSS OF FLEX FUEL CALIBRATION SIGNAL | TC-24A | ||||||||
| Code 16 | KNOCK SENSOR #1 CIRCUIT | TC-25A | ||||||||
| Code 16 | KNOCK SENSOR #2 CIRCUIT | TC-26A | ||||||||
| Code 15 | NO VEHICLE SPEED SENSOR SIGNAL | TC-27A | ||||||||
| Code 25 | IDLE AIR CONTROL MOTOR CIRCUITS | TC-28A | ||||||||
| Code 27 | INJECTOR CONTROL CIRCUIT | TC-29A | ||||||||
| Code 43 | IGNITION COIL PRIMARY CIRCUIT | TC-35A | ||||||||
| Code 32 | EGR SYSTEM FAILURE | TC-38A | ||||||||
| Code 32 | EGR SOLENOID CONTROL CIRCUIT | TC-39A | ||||||||
| Code 31 | EVAP SOLENOID CONTROL CIRCUIT | TC-40A | ||||||||
| Code 65 | MANIFOLD TUNE VALVE SOLENOID CIRCUIT | TC-41A | ||||||||
| Code 35 | LOW SPEED FAN CTRL RELAY CIRCUIT | TC-42A | ||||||||
| Code 35 | HIGH SPEED FAN CTRL RELAY CIRCUIT | TC-43A | ||||||||
| Code 42 | AUTO SHUTDOWN RELAY CONTROL CIRCUIT | TC-44A | ||||||||
| Code 33 | A/C CLUTCH RELAY CIRCUIT | TC-45A | ||||||||
| Code 66 | NO CCD BUS MESSAGES FROM TCM | TC-46A | ||||||||
| Code 66 | NO CCD MESSAGES FROM BCM | TC-47A | ||||||||
| Code 17 | ENGINE IS COLD TOO LONG | (1) | ||||||||
| Code 53 | INTERNAL PCM FAILURE | (2) | ||||||||
| Code 62 | PCM FAILURE SRI MILES NOT STORED | (2) | ||||||||
| Code 44 | BATTERY TEMP SENSOR VOLTS OUT OF LIMIT | (3) | ||||||||
| Code 41 | GENERATOR FIELD NOT SWITCHING PROPERLY | (3) | ||||||||
| Code 47 | CHARGING SYSTEM VOLTAGE TOO LOW | (3) | ||||||||
| Code 46 | CHARGING SYSTEM VOLTAGE TOO HIGH | (3) | ||||||||
| Code 34 | SPEED CONTROL SOLENOID CIRCUITS | (4) | ||||||||
| Code 34 | SPEED CONTROL SWITCH ALWAYS HIGH | (4) | ||||||||
| Code 34 | SPEED CONTROL SWITCH ALWAYS LOW | (4) | ||||||||
| Code 77 | SPEED CONTROL POWER RELAY CIRCUIT | (4) | ||||||||
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