SYMPTOM DIAGNOSTIC INDEX [SKYACTIV-D 1.5]


id0103q2052700

•  Verify malfunction symptoms using the following diagnostic index, then go to the appropriate troubleshooting chart.

Diagnostic index

—: Not applicable

No.

TROUBLESHOOTING ITEM

DESCRIPTION

1
Blown fuses
2
Check engine light illuminates*1
•  Check engine light illuminates incorrectly.
3
Diesel particulate filter indicator light illuminated frequently/message related to accumulation condition in diesel particulate filter indicated in display
•  Diesel particulate filter indicator light illuminated frequently.
•  Message related to accumulation condition in diesel particulate filter indicated in display.
4
Diesel particulate filter indicator light flashes/message related diesel particulate filter malfunction indicated in display
•  Diesel particulate filter indicator light flashes.
•  Message related diesel particulate filter malfunction indicated in display.
5
Wrench warning indicator light illuminated or flashes
•  Wrench warning indicator light illuminated or flashes.
•  Message related to sedimentor indicated in display.
6
Master warning light illuminated/message related to vehicle system malfunction indicated in display
•  Master warning light illuminated.
•  Message related to vehicle system malfunction indicated in display.
7
Charging system warning light illuminated/message related to charging system malfunction indicated in display
•  Charging system warning light illuminated.
•  Message related to charging system malfunction indicated in display.
8
Engine oil warning light illuminated/message related to engine hydraulic pressure indicated in display
•  Engine oil warning light illuminated.
•  Message related to engine hydraulic pressure indicated in display.
9
Will not crank
•  Starter does not work.
10
Hard to start/long crank/erratic start/erratic crank
•  There is ignition, but the engine does not run under its own power.
•  Long period of time required before the engine starts.
11
Engine stalls-after start/at idle
•  Stalling occurs if vehicle is left idling under no load.
•  Stalling occurs when load (electric, A/C) is applied during idling.
•  Stalling occurs if the accelerator pedal is depressed from an idling condition when accelerating from a stop.
12
Cranks normally but will not start
•  Cranking occurs but no ignition.
13
Engine runs rough/rolling idle
•  Idle speed lower than the specification.
•  Idling speed unstable, increases/decreases.
14
Fast idle/runs on
•  Engine speed continues at fast idle after warm-up.
•  Engine runs after ignition is switched off.
15
Low idle/stalls during deceleration
•  Engine speed decreases when the accelerator pedal is released.
•  Stalls during deceleration with the accelerator pedal fully released.
•  When the accelerator pedal is fully released, vehicle stalls directly after vehicle stops.
16
Engine stalls/quits, engine runs rough, misses, buck/jerk, hesitation/stumble, surges
•  Stalling occurs while driving with the throttle open.
17
Lack/loss of power-acceleration/cruise
•  Engine speed increase delays when the accelerator pedal is fully depressed.
18
Knocking/pinging-acceleration/cruise
•  Knocking sound occurs from the engine.
19
Poor fuel economy
•  Fuel economy is unsatisfactory.
20
Emission compliance
•  Fails emissions test.
21
High oil consumption/leakage
•  Oil consumption is excessive.
22
Cooling system concerns-overheating
•  The engine coolant temperature is abnormally high.
23
Cooling system concerns-runs cold
•  Engine does not reach normal operating temperature.
24
Excessive black smoke
•  Compared to previously, black smoke in the exhaust gas abnormally high.
25
Fuel odor (in engine compartment)
•  Fuel odor from inside/outside of cabin or engine compartment.
26
Engine noise
•  Engine noise from under bonnet.
27
Vibration concerns (engine)
•  Vibration from under bonnet or driveline.
28
A/C does not work sufficiently
•  A/C compressor magnetic clutch does not engage when A/C switch is turned on.
29
A/C is always on or A/C compressor runs continuously
•  A/C compressor magnetic clutch does not disengage.
i-stop related troubleshooting item

*1  :If the check engine light turns on, read out the DTC and follow the repair procedure of the applicable DTC. (See ON-BOARD DIAGNOSTIC TEST [SKYACTIV-D 1.5].)