R engine has 4 cylinders though but it is devided to two banks and controlled. Cylinder 1, 4 is included to bank 1 and cylinder 2,3 is bank 2.
P062D is set when the problem of bank1 injector control circuit occurs.
Item
Detecting Condition
Possible Cause
DTC Strategy
Voltage monitoring
Injector circuit
ECM internal error
Enable Conditions
Engine running
Threshold Value
Power stage error for injector voltage control, CPU circuit failure.
Disable to distinguish which cylinder is failed by resulting of multiple of random injectors failure.
Diagnostic Time
Immediately
Fail Safe
Fuel cut
YES
-
EGR Off
NO
Fuel Limit
Check Lamp
ON
Control Type
Component Resistance
Operating Voltage
PIEZO voltage control
150 ~250 kO (20?)
100V ~ 200V(100V ~ 140V at 250bar)
Fig.1) Injeciton signal waveform at idle
Fig.2) Injeciton signal waveform at acceleration
Fig.3) High & Low control signal at idle