FixVault

Diagnostic Flow Chart

DIAGNOSTIC FLOW CHART

Diagnostic Flow Chart
1) Did you record any Diagnostic Trouble Codes? Yes Repair all hard Diagnostic Trouble Codes. See the DIAGNOSTIC TROUBLE CODE NUMBERS , then this flow chart.
No GO to Step 5.
2) Are any continuous test memory codes present? Yes Clear codes and carry out drive cycle test.
No GO to Step 4.
3) Did the continuous test memory codes reappear? Yes Repair all continuous test memory codes. See DIAGNOSTIC TROUBLE CODE NUMBERS , then GO to Step 4.
No GO to Step 4.
4) Is the concern repaired? Yes Carry out the final PCM Quick Test to verify that no Diagnostic Trouble Codes are present. Clear memory codes. Return vehicle to customer.
No See DIAGNOSIS BY SYMPTOM  .
5) Are there any electrical concerns? Yes Install the diagnostic tool and carry out output state control test, then GO to Step 6.
No See DIAGNOSIS BY SYMPTOM  , then GO to Step 7.
6) Was the transaxle concern corrected when the scan tool was installed? Yes See the intermittent fault diagnosis section and use the diagnostic tool to diagnose cause of concern in the processor, vehicle harness or external inputs (sensors or switches).
No See DIAGNOSIS BY SYMPTOM  , then GO to Step 7.
7) Is the concern repaired? Yes Carry out the final quick test to verify that no diagnostic trouble codes are present. Clear memory codes. Return the vehicle to the customer.
No Get assistance from Technical Hotline.