Diesel Data: Automotive Repair

P0626

DTC P0625/P0626

DTC Detecting Condition and Trouble Area






Circuit Diagram

Circuit Diagram:






DTC Confirmation Procedure
1. Warm up engine to normal operating temperature.
2. Check that the following conditions are met.
- Blower fan: ON
- Headlight switch: ON
- Rear defogger switch: ON

3. Run engine at idle speed for 5 min. and confirm that the following conditions are met.
- Blower fan: OFF
- Headlight switch: OFF
- Rear defogger switch: OFF

4. Run engine speed at 4,000 rpm and keep it for 30 sec.

DTC Troubleshooting

Step 1-3: