SCM / P018D 00
Read the instructions below then
start the fault diagnostic procedure.
Symptom: CHECK ENGINE
Fuel Line Pressure Sensor Circuit. High Voltage
Fault symptom
CHECK ENGINE
On-board diagnosis
Type of diagnosis:
Enable criteria:
| The following diagnostic trouble codes may not be generated: |
Fault criteria:
| When the voltage on the output exceeds 4.9 V for more than 1 second. |
System reaction to a fault:
| SCM requests CHECK ENGINE lamp lit by ECM. |
Checking the wiring harness
Move the wiring harness at several spots and in several directions to reveal intermittent breaks and short-circuits. Check switches, connectors and crimp connections for oxidation, retracted pins and pin clamping force.
Diagnostic help
Diagnosis regards:
| Electrical fault in connecting leads or component. |
Functions in the diagnostic tool related to the fault:
| ??AJ Estimated Fuel Line Pressure |
| Filtered Fuel Line Pressure Error |
| Fuel Line Pressure Sensor |
| (See also description of readings/activations in diagnostic tool) |
