System Tests: Notes
CAUTION:
When battery is disconnected or modules are replaced, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.
NOTE:
Before beginning system tests, perform TROUBLE SHOOTING
.
NOTE:
After repairs are complete, ensure all components are properly installed and all harness connectors are connected properly and repeat data link diagnostic test. See DATA LINK DIAGNOSTIC TEST under SELF-DIAGNOSTIC SYSTEM in MODULE COMMUNICATIONS NETWORK - CONTINENTAL article.
SYMPTOM INDEX
| Symptom | Perform Test |
|---|---|
| Fuel Sender Circuit Failure; Fuel Sender Short To Ground | A |
| No Communication With Virtual Image Cluster (VIC) | B |
| No Communication With Lighting Control Module (LCM) | C |
| Temperature Gauge Inaccurate | D |
| Low Coolant Warning Never/Always On | E |
| Oil Pressure Warning Never/Always On | F |
| Speedometer Inaccurate | G |
| Tachometer Inaccurate | H |
| Charge Warning Never/Always On | J |
| Low Washer Fluid Warning Never/Always On | K |
| Brake Warning Never/Always On | L |
| High Beam Warning Never/Always On | M |
| Seat Belt Warning Is Inoperative (Chime Is Operative) | N |
| Seat Belt Switch Circuit Failure | R |
| Turn On Headlamps Warning Never/Always On | S |
| Transmission Range Indicator Never On (5 Passenger With Redundant Park Switch Only) | T |
| Message Center Not Operating Properly | U |
| Oil Level Warning Inoperative | V |
| Low Tire Pressure Warning Never On | W |
| Speed Control Messages Not Displayed | Y |
| Seat Belt Warning Chime Inoperative | Z |
| Key-In-Ignition Chime Does Not Operate Properly | AA |
| Door Ajar Chime Does Not Operate Properly | AB |
| Headlight Chime Does Not Operate Properly | AC |
| Chime Sounds When Driver's Door Is Closed (Headlights Off & Key Removed) | AD |
| Low Tire Pressure Warning Always On Or Flashing | AE |
| Low Tire Pressure Warning Light Never On | AF |
| Air Bag Warning Chime Does Not Operate Properly | AG |
| Trunk Lid Ajar Chime Does Not Operate Properly | AH |
| Turn Signal Warning Chime Does Not Operate Properly | AI |
| No Communication With Driver's Door Module (DDM) | AJ |
| Dash Illumination Control Inoperative | AK |