FixVault

Symptom Chart

WARNING: This page is about a different car, the 2008 Subaru Impreza. However, it is still accessible from the selected car via links, so may be relevant.
SYMPTOM CHART

Symptom Repair order Reference
No display is shown.
  1. Power supply
  2. Clock body
<Ref. to CHECK POWER SUPPLY AND GROUND CIRCUIT , INSPECTION, Clock System. >
The brightness does not change even when the night illumination control switch is operated.
  1. CHECK COMBINATION METER DTC.
  2. Check clock illumination circuit.
  3. Check communication circuit between combination meter and clock.
<Ref. to CHECK ILLUMINATION CIRCUIT , INSPECTION, Clock System. >
Ambient air temperature/fuel economy displays do not appear.
  1. Communication circuit between combination meter and clock
  2. Clock body
<Ref. to CHECK CLOCK SYSTEM COMMUNICATION CIRCUIT , INSPECTION, Clock System. >
"Err" is displayed at the ambient air temperature display.
  1. Check communication circuit between combination meter and ambient air temperature sensor.
  2. CHECK COMBINATION METER DTC.
  3. Check communication circuit between combination meter and clock.
<Ref. to CHECK AMBIENT TEMPERATURE METER SYSTEM COMMUNICATION CIRCUIT , INSPECTION, Clock System. >
"Err" is displayed at the average fuel economy display.
  1. Check communication circuit between combination meter and each module.
  2. Check communication circuit between combination meter and clock.
<Ref. to CHECK AVERAGE FUEL ECONOMY SYSTEM COMMUNICATION CIRCUIT , INSPECTION, Clock System. >