Page 149 of 204
13B-149V1 MR-376-X76-13B000$140.mif
DIESEL INJECTION
Fault finding – Customer complaints13B
DCM 1.2 Injection
Program no.: 4C
Vdiag No.: 08
Behaviour while driving:
Erratic acceleration/deceleration and engine racing ALP7
Acceleration gapALP8
Engine cut-out (stalling)ALP9
Engine buckingALP10
Loss of powerALP11
Too much powerALP 12
Excessive consumptionALP 13
Overspeed when releasing accelerator or changing gearALP 14
Engine dies on pulling awayALP 15
Noise, odours, or smoke:
Engine rattling, noisy engine, turbocharger noise ALP 16
Blue, white or black smoke ALP 17
Smoke (blue, white or black) on accelerationALP 18
Page 182 of 204

13B-182
AFTER REPAIRCarry out a road test followed by a check with the diagnostic tool.
V1 MR-376-X76-13B000$150.mif
DIESEL INJECTION
Fault finding – Fault Finding Chart13B
DCM 1.2 Injection
Program no.: 4C
Vdiag No.: 08
ALP17 Blue, white or black smoke
NOTESOnly address this customer complaint after a complete check with the diagnostic
tool.
Check that the fuel tank is correctly filled and that the appropriate fuel is used.
Apply TEST 13 Diesel fuel conformity check.
Check the levels of engine oil and coolant.
Is the compression in order? Carry out the necessary repairs
Check the electrical conformity of the heater plugs (the resistance of the heater plug must be less than 2 ).
Is the catalytic converter clogged or damaged?Replace the catalytic converter (see MR 388
(Logan/Sandero), MR 451 (Duster), MR 423
(Thalia 2/Symbol 2) or MR 374 (Kangoo VLL),
Mechanical, 19B, Exhaust, Catalytic
converter: Removal - Refitting).
Check the air inlet circuit by running TEST 5 Inlet circuit check.
NO
YES
YES
NO
A
DCM1.2_V08_ALP17
Page 184 of 204

13B-184
AFTER REPAIRCarry out a road test followed by a check with the diagnostic tool.
V1 MR-376-X76-13B000$150.mif
DIESEL INJECTION
Fault finding – Fault Finding Chart13B
DCM 1.2 Injection
Program no.: 4C
Vdiag No.: 08
ALP18 Blue, black or white smoke when accelerating.
NOTESOnly address this customer complaint after a complete check with the diagnostic
tool.
Check that the fuel tank is correctly filled and that the appropriate fuel is used.
Apply TEST 13 Diesel fuel conformity check.
Check the levels of engine oil and coolant.
Check that the engine has not sucked up its oil (engine racing).
Is the compression in order? Carry out the necessary repairs.
Check the electrical conformity of the heater plugs (the resistance of the heater plug must be less than 2 ).
Is the catalytic converter clogged or damaged?Replace the catalytic converter (see MR 388
(Logan/Sandero), MR 451 (Duster), MR 423
(Thalia 2/Symbol 2) or MR 374 (Kangoo VLL),
Mechanical, 19B, Exhaust, Catalytic converter:
Removal - Refitting).
Check the air inlet circuit by running TEST 5 Inlet circuit check.
NO
YES
YES
NO
A
DCM1.2_V08_ALP18