How To Proceed With Troubleshooting
The Techstream can be used in steps 2, 3, 4, 6 and 9.
- VEHICLE BROUGHT TO WORKSHOP
- CONNECT TECHSTREAM TESTER TO DLC3
HINT:
If the display indicates a communication fault in Techstream, inspect the DLC3.
- CHECK DTC AND FREEZE FRAME DATA
- Check the DTC(s) and freeze frame data (See DTC CHECK / CLEAR
).
HINT:
Record or print DTCs and freeze frame data, if necessary.
- Check the DTC(s) and freeze frame data (See DTC CHECK / CLEAR
).
- CLEAR DTC AND FREEZE FRAME DATA
- Clear the DTC(s) and freeze frame data (See DTC CHECK / CLEAR ).
- CONDUCT VISUAL INSPECTION
- SET CHECK MODE DIAGNOSIS
- Set the check mode (See CHECK MODE PROCEDURE ).
- CONFIRM PROBLEM SYMPTOMS
HINT:
If the engine does not start, perform steps 9 and 11 first.
Result
RESULT REFERENCEResult Proceed to Malfunction does not occur A Malfunction occurs B B: Go TO STEP 9
A: Go to next step
- SIMULATE SYMPTOMS
- CHECK DTC
- Check the DTC(s) (See DTC CHECK / CLEAR
).
Result
RESULT REFERENCEResult Proceed to Malfunction code A No code B
B: Go TO STEP 11
A: Go to next step
- Check the DTC(s) (See DTC CHECK / CLEAR
).
- REFER TO DTC CHART
NEXT: Go TO STEP 13
- CONDUCT BASIC INSPECTION
HINT:
Refer to "BASIC INSPECTION " .
Result
RESULT REFERENCEResult Proceed to Malfunctioning parts not confirmed A Malfunctioning parts confirmed B B: Go TO STEP 16
A: Go to next step
- REFER TO PROBLEM SYMPTOMS TABLE
Result
RESULT REFERENCEResult Proceed to Malfunctioning circuit confirmed A Malfunctioning parts confirmed B B: Go TO STEP 16
A: Go to next step
- CHECK ECM POWER SOURCE CIRCUIT
HINT:
Refer to "ECM POWER SOURCE CIRCUIT " .
- CONDUCT CIRCUIT INSPECTION
Result
RESULT REFERENCEResult Proceed to Malfunction not confirmed A Malfunction confirmed B B: Go TO STEP 17
A: Go to next step
- CHECK FOR INTERMITTENT PROBLEMS
NEXT: Go TO STEP 17
- CONDUCT PARTS INSPECTION
- IDENTIFY PROBLEM
- ADJUST AND/OR REPAIR
- CONDUCT CONFIRMATION TEST
NEXT : END