Page 162 of 204
13B-162
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
ALP6 Idling speed too high or too low
NOTESOnly address this customer complaint after a complete check with the diagnostic
tool.
Using the diagnostic tool, check that the injector codes (C2I) are correctly entered on the identification screen. If
not, configure the correct injector codes using command SC002 Enter injector codes
Check the electrical circuit by running TEST 2 Electrical circuit check.
Is the clutch clearance set correctly? Carry out the necessary repairs.
Check the condition of the computer connections (for bent pins, signs of oxidation, silicone, etc.) and check that
the computer connectors lock correctly.
Contact the Techline if the customer complaint is still present.
NO
YES
DCM1.2_V08_ALP06
Page 163 of 204

13B-163
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
ALP7 Erratic acceleration/deceleration and engine racing
NOTESOnly address this customer complaint after a complete check with the diagnostic
tool.
Check that the engine has not sucked up its oil (engine racing).
Check the air inlet circuit by running TEST 5 Inlet circuit check.
Using the diagnostic tool, check that the injector codes (C2I) are correctly entered on the identification screen. If
not, configure the correct injector codes using command SC002 Enter injector codes
Visually check the condition of the engine wiring harness.
Check the injectors by running TEST 3 Injector check.
Check the condition of the computer connections (for bent pins, signs of oxidation, silicone, etc.) and check that
the computer connectors lock correctly.
Contact the Techline if the customer complaint is still present.
DCM1.2_V08_ALP07
Page 165 of 204
13B-165
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
ALP8
CONTINUED
Visually check that there are no leakages on the high pressure circuit by running TEST 7 High pressure circuit
sealing check.
Check the injectors by running TEST 3 Injector check.
Check the condition of the computer connections (for bent pins, signs of oxidation, silicone, etc.) and check that
the computer connectors lock correctly.
Contact the Techline if the customer complaint is still present.
A
Page 166 of 204
13B-166
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
ALP9 Engine cut-out (stalling)
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).
Check the air inlet circuit by running TEST 5 Inlet circuit check.
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).
Visually check the condition of the engine wiring harness.
YES
NO
A
DCM1.2_V08_ALP09
Page 167 of 204

13B-167
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
ALP9
CONTINUED
Check the electrical circuit by running TEST 2 Electrical circuit check.
Using the diagnostic tool, check that the injector codes (C2I) are correctly entered on the identification screen. If
not, configure the correct injector codes using command SC002 Enter injector codes
Check the low pressure circuit by running TEST 1 Low pressure circuit check.
Visually check that there are no leakages on the high pressure circuit by running TEST 7 High pressure circuit
sealing check.
Check the injectors by running TEST 3 Injector check.
Check the high pressure system by running TEST 6 High pressure system check.
Check the condition of the computer connections (for bent pins, signs of oxidation, silicone, etc.) and check that
the computer connectors lock correctly.
Contact the Techline if the customer complaint is still present.
A
Page 169 of 204

13B-169
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
ALP10
CONTINUED
Is status ET563 Flow capacity function
"ACTIVE"?The vehicle has entered the "Flow capacity
function" program. This function is activated
more easily when: the external temperature is
high, the fuel level in the tank is at 1/4, the
vehicle is laden and if the vehicle speed is high.
Check the condition of the computer connections
(for bent pins, signs of oxidation, silicone, etc.) and
check that the computer connectors lock correctly.Check the diesel filter.
Is it close to the replacement mileage?
Contact the Techline if the customer complaint is
still present.
Replace the diesel filter (see MR 388 (Logan/
Sandero), MR 451 (Duster), MR 423 (Thalia 2/
Symbol 2) or MR 374 (Kangoo VLL),
Mechanical, 13A, Fuel supply, Fuel filter:
Removal - Refitting).
Contact the Techline if the customer complaint is
still present.
A
YES
NO
YES
Page 172 of 204

13B-172
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
ALP12 Too much power
NOTESOnly address this customer complaint after a complete check with the diagnostic
tool.
In this case, the control solenoid valve is jammed: it is possible to increase the vacuum but not reduce it
afterwards.
Using the diagnostic tool, check that the injector codes (C2I) are correctly entered on the identification screen. If
not, configure the correct injector codes using command SC002 Enter injector codes
Check the air inlet circuit by running TEST 5 Inlet circuit check.
Check that the engine has not sucked up its oil (engine racing).
Check that the turbocharger is working properly.
Run TEST 11 Air line at the turbocharger.
Run TEST 10 Turbocharger solenoid valve check.
Run TEST 12 Turbocharger.
Check the condition of the computer connections (for bent pins, signs of oxidation, silicone, etc.) and check that
the computer connectors lock correctly.
Contact the Techline if the customer complaint is still present.
DCM1.2_V08_ALP12
Page 176 of 204

13B-176
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
ALP 13
CONTINUED
Is the compression in order? Carry out the necessary repairs.
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 that the turbocharger is working properly.
Run TEST 11 Air line at the turbocharger.
Run TEST 10 Turbocharger solenoid valve check.
Run TEST 12 Turbocharger.
Is the turbocharger in order?Carry out the necessary repairs.
Check the condition of the computer connections (for bent
pins, signs of oxidation, silicone, etc.) and check that the
computer connectors lock correctly.
Contact the Techline if the customer complaint is still
present.
A
NO
YES
YES
NO
NO
YES