Diagnostic Trouble Code (DTC) Information

2007 Volvo XC90 AWD L6-3.2L VIN 98 B6324SSECTION Diagnostic Trouble Code (DTC) Information





Diagnostic trouble code (DTC) information

Condition
The engine control module (ECM) regulates the variable intake system VIS) via the electric throttle unit.
The engine control module (ECM) monitors the control signal for the throttle unit.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Control signal is too high.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Ignition switch position II.
- Battery voltage higher than 10.5 V.

Note! The control module can only detect the fault once the test has been started and the diagnostic trouble code (DTC) is stored when the conditions are met.

Substitute value
- None.

Possible source
- Short-circuit to supply voltage in the signal cable.
- Damaged throttle unit.

Fault symptom[s]
- Malfunction indicator light (MIL), on
- Poor performance

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.