Body Electrical Control System Check
DIAGNOSTIC CHART - BODY ELECTRICAL CONTROL SYSTEM
| Step | Action | Yes | No |
|---|---|---|---|
| 1 | Was "Customer complaint analysis" performed? | Go to Step 2. | Perform "Customer complaint analysis". |
| 2 | 1) Turn ignition switch to ON position and check "Clock/ Temp, display" in BCM. Does "Clock/Temp, display" come ON or keep flashing? |
Go to Step 3. | Proceed to Step 1 from Step 3 of "BCM POWER CIRCUIT AND GROUND CIRCUIT CHECK ". If OK, substitute a known-good BCM and recheck. |
| 3 | 1) Check DTC referring to "DTC CHECK ". Is it malfunction code? |
Go to Step 4. | Go to Step 5. |
| 4 | 1) Inspect and repair referring to applicable DTC flow. Does trouble occur? |
Go to Step 3. | Go to Step 7. |
| 5 | 1) Check relational system of BCM referring to "BCM input / output table" in "BCM SELF-DIAGNOSIS FUNCTION ". Is trouble symptom identified? |
Go to its system symptom diagnosis flow. | Go to Step 6. |
| 6 | 1) Check BCM and its circuit referring to "INSPECTION OF BCM AND ITS CIRCUITS ". Is it in good condition? |
Substitute a known-good BCM and recheck. | Go to Step 7. |
| 7 | 1) Perform "Final confirmation test" after cleared DTC. Does trouble recur? |
Go to Step 3. | BCM is in good condition. |