Engine Error
P0388
Crankshaft Position Sensor B Circuit High Input
Severity
High
Symptoms
No start condition, engine misfires
Common Causes
- Short to battery voltage in sensor B circuit
- Open ground connection
- Failed crank sensor B
- Bad PCM
How to Fix
- 1 Fix short to power
- 2 Repair ground wire
- 3 Replace crankshaft sensor B
- 4 Test PCM
Estimated Repair Cost
USD
$100
–
$400
Sensor replacement: 150 - 350