Low power after new glow plugs and new brakes

[Tanyaser]

Replaced glow plugs, replaced brakes, then fuel filter. Low power in 1st and 2nd gear. Took to Autozone, codes P1550, P 1144 and P0380 came up. Reset and now power seems to be back. Don't know what P1550 means. Help!!! Thanks!

[h_2_o]

unplug and replug in your maf, also put some dielectric grease on the maf connectors.

[MyOtherRidesAVette]

To answer your question -


17958/P1550/005456

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• <LI class=toclevel-1>1 17958/P1550/005456 - Boost Pressure Control Valve (N75): Control Deviation
  • <LI class=toclevel-2>1.1 Possible Symptoms
  • 1.2 Possible Causes
  • 1.3 Possible Solutions

17958/P1550/005456 - Boost Pressure Control Valve (N75): Control Deviation

Possible Symptoms

• Irregular behavior
• Reduced power output
• Limp mode

Possible Causes

• Hoses/Pipes incorrect connected, disconnected, blocked or leaking
• Charger Pressure Control defective
  • Solenoid Valve for Boost Pressure Control (N75) defective
• Turbocharger defective

Possible Solutions

• Check Hoses/Pipes to/between Components
• Check Charge Pressure Control
  • Check Solenoid Valve for Boost Pressure Control (N75)
• Check turbocharger

Retrieved from "17958/P1550/005456 - Ross-Tech Wiki"
Category: Fault Codes

M.

[Tanyaser]

Thanks very much!