W/Harness Inspection
Engine Control
P0238 Turbocharger/Supercharger Boost Sensor \'A\' Circuit High - Inspection/Repair:_:W/Harness Inspection
Signal Circuit Inspection
1. ENGINE RUN.
2. Measure the voltage between signal terminal and power terminal of the PUT harness connector and chassis ground.
Specification :0V
3. Is voltage within the specification?
Terminal and Connector Inspection
1. Many malfunctions in the electrical system are caused by poor harness(es) and terminals. Faults can also be caused by interference from other electrical systems, and mechanical or chemical damage.
2. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.
3. Has a problem been found?