Incorrect coolant level

Read the instructions below then start the fault diagnostic procedure.

Symptom: The SID warns of low coolant level despite the correct level or coolant, or does not issue a warning despite the wrong level of coolant.

Incorrect coolant level

Fault symptoms

The SID warns of low coolant level despite the correct level or coolant, or does not issue a warning despite the wrong level of coolant.

Diagnostic help

The coolant level sensor can be read using the diagnostic tool.

The FILL COOLANT FLUID message can be activated with the diagnostic tool.

Check the wiring

Jiggle the wiring harness at several points and in different directions to reveal intermittent breaks and short-circuits in the wiring harness. Observe the multimeter, test lamp or diagnostic instrument while doing this.