Injectors jet out high pressure fuel caculated by ECM/PCM to each cyliders. Direct and separated injections improve fuel efficiency and engine power.
ECM/PCM shows P062D when the drive circuit of GDI injectors (1, 4) is abnormal.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Check the electrical signal | 1. Poor connection 2. Open in control circuit 3. Injector |
Enable Conditions |
•
Electrical fault with the drive circuit of GDI injectors | |
Threshold Value |
•
BUS communication error (Internal fault of ECM/PCM) | |
Diagnostic Time |
•
1.5sec | |
MIL ON Condition |
•
3 driving cycle |
Fig.1) Normal waveform of ING at idle.