Engine Error
P0379
Timing Reference High Resolution Signal B No Pulses
Severity
High
Symptoms
Engine cranks but won't start
Common Causes
- Dead sensor B
- Unplugged harness
- Broken wire in the circuit
- PCM fault
How to Fix
- 1 Replace sensor B
- 2 Reconnect wiring harness
- 3 Repair broken circuit
- 4 Diagnose PCM
Estimated Repair Cost
USD
$100
–
$450
Sensor replacement: 150 - 400