CAR OBD CODES
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OBD CODES

CAR OBD CODES



OBD/DTC Search, e.g.P0249

CAR OBD CODES P0249

P0249 OBD Code Definition:
P0249 Turbo/Super Charger Wastegate Solenoid B Low
P0249 OBD Code Description:

OBD Code P0249

Turbo/Super Charger Wastegate Solenoid “B” Low

What’s mean?

OBD2 Code P0249 Definition:
The PCM monitors the supercharger (boost) bypass (SCB) solenoid circuit for an electrical failure. The test fails when the signal moves outside the minimum or maximum allowable calibrated parameters for a specified SCB solenoid duty cycle (100% or 0%) by PCM command. Symptoms

Possible sumptoms of P0249
– Engine Light ON (or Service Engine Soon Warning Light) Possible Causes

Possible causes of P0249
– VPWR circuit open to SCB solenoid. – SCB solenoid circuit shorted to PWR GND or CHASSIS GND. – Damaged SCB solenoid. – SCB solenoid circuit open. – SCB solenoid circuit shorted to VPWR. – Damaged PCM Possible Solutions

Disconnect SCB solenoid. Connect test lamp to SCB solenoid harness connector. Cycle SCB driver in PCM by Output Test Mode. Test lamp cycle on and off – SCB solenoid is suspect. Test lamp always on – SCB signal short in harness or PCM. Test always off – SCB signal or VPWR open in harness or PCM.
Note: The information on the P0249 error code is purely informative, if you need more useful information, please consult your technician.

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