Malfunction
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Her reasons
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Your help
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A. Cold engine does not start or starts poorly | 1. Defective fuse 15, 28, 29, 32 or 34
2. Defective power supply relay 3. The fuel pump does not supply fuel or does not supply enough fuel 4. Faulty fuel pressure regulator 5. Faulty coolant temperature sensor 6. Faulty throttle control assembly 7. Faulty control unit 8. Malfunction in the wires between the Hall sensor and the control unit 9. Additional air enters the engine |
Replace
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B. A hot engine does not start or starts poorly | 1. Vacuum hose to fuel pressure regulator defective
2. See A 2-9 3. Leaky injection valves |
Check the hose
Check the valves |
C. Engine starts but stalls again | 1. See A 6
2. The throttle control unit is not adapted (only after replacement assembly or dismantling and installation) 3. See in 1 4. Faulty lambda probe |
Check valve
Carry out the basic installation in the workshop Check function, replace if necessary |
D. Cold engine shaking at idle | 1. See A 2 and A 5
2. See C 2 |
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E. Warm engine shaking at idle | 1. See A 6
2. See C 2 |
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F. Idle speed drops at full turning the steering wheel with a servo | 1. See A 6
2. See C 2 |
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G. Engine runs intermittently | 1. Clogged fuel filter
2. See A 3 3. See B 3 4. See C 5 |
Replace filter |
N. RPM fluctuations at 2000–3000 rpm. | See A 7 | |
I. The engine runs unevenly, intermittently | See A 3 | |
J. Insufficient engine power | 1. See A 3, 6 and 9
2. Throttle does not move to full throttle |
Adjust throttle cable |
K. Engine backfires into intake manifold | See A 4 |
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