P1297 OBD Code Definition:
P1297 No Change in MAP From Start To Run
P1297 OBD Code Description:

Possible Symptoms

• Malfunction Indicator Light (MIL) ON
• Power Loss

Possible Causes

• Leaking Hoses and/or Pipes between Components
• Boost Pressure Control Valve faulty
• Diverter Valve faulty
• Throttle Body dirty
• Vacuum leak

Possible Solutions

• Check Hoses and Pipes between Components
• Check / Replace Boost Pressure Control Valve
• Check / Replace Diverter Valve
• Check / Clean Throttle Body
• Check for Vacuum leak(s) including PCV system
• Limitation active (max)