Common faults with ECU

• • temporarily no fuel pump control (error often occurs when engine’s warm)
  • Cooling fan runs sporadically at full load without demand
  • In case of different failure please contact us
  • 1014 The control line to the ignition coil of cylinder 1 has short circuit to the ground. (P2300).
  • 1030 The control line to the ignition coil of cylinder 2 is short-circuited to ground (P2303).
  • 1022 The control line to the ignition coil of cylinder 3 is short-circuited to the ground (P2306).
  • 1018 The control line to the ignition coil of cylinder 4 is short-circuited to the ground (P2309).
  • 1034 The control line to the ignition coil of cylinder 5 is short-circuited to the ground (P2312).
  • 1026 The control line to the ignition coil of cylinder 6 is short-circuited to the ground (P2315).

Part numbers

• Mercedes Part number A2731534479
• MERCEDES Part number A0034467040
• Bosch Part number 0261209245