P2997 Engine Trouble Code
What is P2997?
The P2997 check-engine light can indicate issues ranging from minor (loose gas cap) to serious (catalytic converter failure). Professional diagnostic scanning at a dealer or shop will identify the exact cause and required repairs.
Code Information
| Code Type: | OBD-II Powertrain (P) Trouble Code |
| System: | Powertrain |
| Code: | P2997 |
P2997 Symptoms
Check Engine Light
Illuminated dashboard warning
Engine Stalling
Engine stops unexpectedly or misfires
Performance Issues
Reduced power or acceleration
Starting Problems
Difficulty starting the engine
P2997 Code Structure
Understanding what each digit means in the P2997 powertrain trouble code:
| P | 2 | 9 | 9 | 7 |
|---|---|---|---|---|
| Powertrain Code | Fuel And Air Metering (Injector Circuit Malfunctions Only) | Injector Circuit Malfunction - Cylinders | Crankshaft Position Sensor A Circuit Malfunction | Shift/Timing Solenoid Malfunction |
How to Fix P2997
Diagnostic Steps:
Check if fuel pump primes when key is turned to ON. Measure fuel pressure and verify bright white-blue spark at all plugs. Also verify mechanical timing alignment.
Repair Solution:
Disconnected, dirty, or fouled spark plugs commonly prevent proper engine operation. Replace spark plugs every season or 25 hours. Verify proper spark plug gap. If plugs are good, check ignition components: spark plug wires, coils, and ignition module.
Technical Notes:
Parts or components should not be replaced based solely on P2997 DTC. Consult your vehicle service manual for proper diagnostic procedures, possible causes, and required testing before replacement.
P2997 Description
P2997 engine trouble code is related to Shift/Timing Solenoid Malfunction.
Main Cause
The primary reason for P2997 OBD-II Engine Trouble Code is: Injector Circuit Malfunction - Cylinders.