OBD II Fault Code P1237 :

Description of Fault code P1237

BOOST PRESSURE LOWER THAN EXPECTED

Possible failuer P1237

• Turbo body stuck (Open side stuck)
• Turbo Charger Boost Control Solenoid negative pressure hose off
• Turbo Charger Boost Control Solenoid open side stuck
• Air cleaner taint, damage (Blockage)
• Turbo compressor : tube off in Intake Manifold

Diagnostic Procedure using AutoHex II Scan Tool

• When minute current is drawn on the inactive drive circuit, the open which can't be drawn the current is detected for a set period of time.

Test Conditions using AutoHex tester

• Continuously

Clear Fault codes Conditions

• When minute current is drawn on the inactive drive circuit, the open which can't be drawn the current is detected for a set period of time.

MIL Status

• Check Engine Light ON

Note:

• AutoHex II is a professional Auto diagnostic.
• This fault code is a GERENRIC fault code, some cars may change the meaning of this fault code.
  To get the accurate fault code description you may use AutoHex II

More Fault codes: