High fuel consumption
- Symptoms
- Poor km/L
- Likely cause
- Exhaust leak, dirty MAP/IAT sensor, oil grade
- Fix
- Fix exhaust leak, clean sensor, 0W-20
- Applies to
- KGC10/KGC15/QNC10; Boon M300S/M301S/M310S (same platform)
- Related fault codes
- P0105/31 if sensor fails
- Related part numbers
- 89421-52010
- Confidence
- medium
Sources
- livetodai.com/t/1krfe-using-more-fuel-per-100km/6742
- pakwheels.com/forums/t/toyota-passo-2007-fuel-consumption/210547
Related problems on this car
- Blocked catalytic converter
- A/C load: idle vibration & poor pick-up with A/C on
- No power to fuel pump (KGC10 1KR)
- 1KR oil consumption
Similar problems on other cars
- Ignition coil-on-plug failure / misfire · Toyota Corolla (9th gen, E120)
- Upstream O2 sensor ageing · Toyota Corolla (9th gen, E120)
- Poor fuel average after a bad tune-up · Toyota Corolla (9th gen, E120)
Where the parts are · Warning lights · Fault codes · Maintenance
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