17B-258
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
V2 MR-376-X76-17B050$180.mif
PETROL INJECTION
Fault finding – Tests17B
V42 Injection
Program No.: 2A
Vdiag No.: 04, 05, 06,
14, 16, 18
TEST 7 Air inlet pressure sensor check
NOTESSee the Wiring Diagrams Technical Note for Logan, Sandero, Duster, Thalia 2/
Symbol 2, Clio II F 6, Kangoo VLL.
Check the fitting and sealing of the inlet air pressure sensor, component code 147 (condition of the seals) and look
for possible leaks on the inlet air pipe. Ensure the conformity of the system (see MR 388 (Logan and Sandero),
MR 451 (Duster), MR 423 (Thalia 2/Symbol 2), MR 430 (Clio II F 6) or MR 374 (Kangoo VLL), Mechanical, 12A,
Fuel mixture, Air inlet: Description).
With the ignition on, compare the value of PR312 Manifold pressure for the vehicle concerned with that given by
another vehicle (absolute difference < 130 mbars).
Check the connection and condition of the connector of the inlet air pressure sensor, component code 147 and
of the injection computer connector, component code 120.
If the connector or connectors are faulty and if there is a repair procedure (see Technical Note 6015A, Repairing
electrical wiring, Wiring: Precautions for repair), repair the connector(s), otherwise replace the wiring.
Check the supply voltage of the sensor on connections 3AJR and 3AJP.
Check the insulation, continuity and the absence of interference resistance on the following connections:
–3AJP between components 120 and 147,
–3AJR between components 120 and 147,
–3AJQ between components 120 and 147.
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
With the ignition on, use a vacuum pump in order to create a variation in negative pressure. Then use the
diagnostic tool to check that PR312 500 mbar.
Replace the inlet air pressure sensor, component code 147 (see MR 388 (Logan and Sandero), MR 451 (Duster),
MR 423 (Thalia 2/Symbol 2), MR 430 (Clio II F 6) or MR 374 (Kangoo VLL), Mechanical, 12A, Fuel mixture,
Air inlet: Description) and repeat the vacuum test.
If the fault is still present, contact the Techline.
V42_V04_TEST7/V42_V05_TEST7/V42_V06_TEST7/V42_V14_TEST7/V42_V16_TEST7/V42_V18_TEST7
17B-259
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
V2 MR-376-X76-17B050$180.mif
PETROL INJECTION
Fault finding – Tests17B
V42 Injection
Program No.: 2A
Vdiag No.: 04, 05, 06,
14, 16, 18
TEST 8 Accelerator pedal potentiometer check
NOTESSee the Wiring Diagrams Technical Note for Logan, Sandero, Duster, Thalia 2/
Symbol 2, Clio II F 6, Kangoo VLL.
Check the variation in PR055 Engine speed when depressing the accelerator pedal (with the engine running).
Stop the engine and switch on the ignition. Without action on the pedal, check that the voltage correction of circuit 1:
–PR147 Pedal potentiometer voltage gang 1 is less than 817 mV and
–PR148 Pedal potentiometer voltage gang 2 is less than 440 mV.
Next, in the "full load" position, check the circuit 1 voltage PR147, which must be greater than 4185 mV, and
PR148, which must be greater than 2013 mV.
Also check the pedal position in the following cases:
– "position zero" (PR030 Accelerator pedal position = 0)
– "Full load" (PR030 = 1).
Stop the engine and then switch on the ignition.
With the vehicle under + after ignition feed, measure the voltage between the following connections:
–3LR and 3LT of component 921,
–3LU and 3LV of component 921.
If the value is not between 4.75 VX5.25 V, check the insulation, the continuity and the absence of
interference resistance of the following connections:
–3LR between components 120 and 921,
–3LT between components 120 and 921,
–3LU between components 120 and 921,
–3LV between components 120 and 921.
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
Check the insulation, continuity and the absence of interference resistance on the following connections:
–3LS between components 120
and 921,
–3LW between components 120 and 921.
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
V42_V04_TEST8/V42_V05_TEST8/V42_V06_TEST8/V42_V14_TEST8/V42_V16_TEST8/V42_V18_TEST8
17B-262
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
V2 MR-376-X76-17B050$180.mif
PETROL INJECTION
Fault finding – Tests17B
V42 Injection
Program No.: 2A
Vdiag No.: 04, 05, 06,
14, 16, 18
TEST 9 Brake pedal switch check
NOTESSee the Wiring Diagrams Technical Note for Logan, Sandero, Duster, Thalia 2/
Symbol 2, Clio II F 6, Kangoo VLL.
With the brake pedal released, check ET039 Brake pedal and ET799 Brake wire contact.
ET039 must be 01 and ET799 must be 01.
While depressing the brake pedal, check ET039 and ET799.
ET039 must be 02 and ET799 must be 02.
If these two checks are correct, the switch is not faulty.
Check the fitting and mechanical operation of the brake pedal (the pedal returns properly).
If the check is incorrect, check the braking system.
With the brake pedal depressed, measure the resistance of the brake pedal switch, component code 160
between connections AP1 (for Logan, Sandero, Duster) or AP10 (for Thalia 2/Symbol 2, Clio II F 6, Kangoo
VLL) and 65A. The value must be X > 10 M (between 0°C and 40°C).
If the resistance is not correct, replace the brake pedal switch, component code 160 (see MR 388 (Logan and
Sandero), MR 451 (Duster), MR 423 (Thalia 2/Symbol 2), MR 430 (Clio II F 6) or MR 374 (Kangoo VLL),
Mechanical, 37A, Mechanical component controls, Brake pedal switch: Removal - Refitting).
With the brake pedal released, measure the resistance of the brake pedal switch, component code 160 between
connections AP1 (for Logan, Sandero, Duster) or AP10 (for Thalia 2/Symbol 2, Clio II F 6, Kangoo VLL) and
5A. The value must be between 0 < X < 1 (between
0°C and 40°C).
If the resistance is not correct, replace the brake pedal switch, component code 160 (see MR 388 (Logan and
Sandero), MR 451 (Duster), MR 423 (Thalia 2/Symbol 2), MR 430 (Clio II F 6) or MR 374 (Kangoo VLL),
Mechanical, 37A, Mechanical component controls, Brake pedal switch: Removal - Refitting) and move on
to the Section: Checking the brake pedal switch.
Check the condition of the brake pedal switch connector, component code 160 (see MR 388 (Logan and
Sandero), MR 451 (Duster), MR 423 (Thalia 2/Symbol 2), MR 430 (Clio II F 6) or MR 374 (Kangoo VLL),
Mechanical, 37A, Mechanical component controls, Brake pedal switch: Removal - Refitting).
If the connector is faulty and there is a repair method (see Technical Note 6015A, Repairing electrical wiring,
Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
V42_V04_TEST9/V42_V05_TEST9/V42_V06_TEST9/V42_V14_TEST9/V42_V16_TEST9/V42_V18_TEST9
17B-263
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
V2 MR-376-X76-17B050$180.mif
PETROL INJECTION
Fault finding – Tests17B
V42 Injection
Program No.: 2A
Vdiag No.: 04, 05, 06,
14, 16, 18
TEST 9
CONTINUED
Check the presence and condition of brake pedal fuse F03 (for Logan, Sandero, Duster), F4 (for Thalia 2/Symbol
2, Clio II F 6) or F16 (for Kangoo VLL).
Check the insulation, continuity and the absence of interference resistance on the following connections:
–AP1 between components 160 and 1016 (for Logan, Sandero, Duster),
–AP10 between components 160 and 1016 (for Thalia 2/Symbol 2, Clio II F 6)
–AP10 between components 160 and 260 (for Kangoo VLL),
–5A between components 160 and 120,
–65A between components 160 and120,
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
If the fault is still present, contact the Techline.
17B-264
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
V2 MR-376-X76-17B050$180.mif
PETROL INJECTION
Fault finding – Tests17B
V42 Injection
Program No.: 2A
Vdiag No.: 04, 05, 06,
14, 16, 18
TEST 10 TDC sensor check
NOTESSee the Wiring Diagrams Technical Note for Logan, Sandero, Duster, Thalia 2/
Symbol 2, Clio II F 6, Kangoo VLL.
Check the sensor fitting (connectors, mountings, etc.) (see MR 388 (Logan and Sandero), MR 451 (Duster), MR
423 (Thalia 2/Symbol 2), MR 430 (Clio II F 6) or MR 374 (Kangoo VLL), Mechanical, 17B, Petrol Injection,
Crankshaft position sensor: Removal - Refitting).
Switch on the ignition, check the change of the engine rotation speed using parameter PR055 Engine speed. The
value must be between 0 rpm and more than 120 rpm when the starter is operating.
With the engine running, accelerate to obtain different engine rotation speeds and check that the engine speed
correctly changes in relation to the accelerations.
If PR055 varies, the sensor is sound.
Check the cleanliness and condition of the TDC sensor, component code 149 and of the injection computer
connector, component code 120.
If the connector or connectors are faulty and if there is a repair procedure (see Technical Note 6015A, Repairing
electrical wiring, Wiring: Precautions for repair), repair the connector(s), otherwise replace the wiring.
V42_V04_TEST10/V42_V05_TEST10/V42_V06_TEST10/V42_V14_TEST10/V42_V16_TEST10/V42_V18_TEST10
17B-265
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
V2 MR-376-X76-17B050$180.mif
PETROL INJECTION
Fault finding – Tests17B
V42 Injection
Program No.: 2A
Vdiag No.: 04, 05, 06,
14, 16, 18
TEST 10
CONTINUED
Check the resistance of the TDC sensor between connections 3BL and 3BG on the injection computer
connector side, component code 120 (see MR 388 (Logan and Sandero), MR 451 (Duster), MR 423 (Thalia 2/
Symbol 2), MR 430 (Clio II F 6) or MR 374 (Kangoo VLL), Mechanical, 17B, Petrol injection, Petrol injection
computer: Removal - Refitting).
The resistance must be between 175 X 295 or 200 < X < 270 (F4R engine of Duster) (between 0°C
and 40°C). If the value is not correct, replace the sensor (see MR 388 (Logan and Sandero), MR 451 (Duster),
MR 423 (Thalia 2/Symbol 2), MR 430 (Clio II F 6) or MR 374 (Kangoo VLL), Mechanical, 17B, Petrol Injection,
Crankshaft position sensor: Removal - Refitting).
Check the insulation, continuity and the absence of interference resistance on the following connections:
–3BL between components 120 and 149,
–3BG between components 120 and 149.
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
If the fault is still present, contact the Techline.
17B-266
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
V2 MR-376-X76-17B050$180.mif
PETROL INJECTION
Fault finding – Tests17B
V42 Injection
Program No.: 2A
Vdiag No.: 04, 05, 06,
14, 16, 18
TEST 11 Pinking sensor check
NOTESSee the Wiring Diagrams Technical Note for Logan, Sandero, Duster, Thalia 2/
Symbol 2, Clio II F 6, Kangoo VLL.
Start the engine and let it idle. Next, check that PR427 Average pinking signal is equal to 0.
With the engine idling, check that parameters PR469 Cylinder 1 pinking value, PR471 Cylinder 2 pinking value,
PR473 Cylinder 3 pinking value, PR475 Cylinder 4 pinking value are all 0.
Check the cleanliness and condition of the pinking sensor connector, component code 146 and of the injection
computer connector, component code 120.
If the connector or connectors are faulty and if there is a repair procedure (see Technical Note 6015A, Repairing
electrical wiring, Wiring: Precautions for repair), repair the connector(s), otherwise replace the wiring.
Check the resistance of the pinking sensor, component code 146 between connections 3DQ and 3S on the
injection computer connector side, component code 120 (see MR 388 (Logan and Sandero). MR 451 (Duster),
MR 423 (Thalia 2/Symbol 2), MR 430 (Clio II F 6) or MR 374 (Kangoo VLL), Mechanical, 17B, Petrol injection,
Petrol injection computer: Removal - Refitting).
The resistance must be greater than 10 M or between 559 k < X < 561 k (F4R engine of Duster).
If the resistance value is not correct, replace the pinking sensor, component code 146 (see MR 388 (Logan and
Sandero). MR 451 (Duster), MR 423 (Thalia 2/Symbol 2), MR 430 (Clio II F 6) or MR 374 (Kangoo VLL),
Mechanical, 17B, Petrol injection, Petrol injection: List and location of components).
Check the insulation, continuity and the absence of interference resistance on the following connections:
–3DQ between components 120 and 146,
–3S between components 120 and 146.
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
If the fault is still present, contact the Techline.
V42_V04_TEST11/V42_V05_TEST11/V42_V06_TEST11/V42_V14_TEST11/V42_V16_TEST11/V42_V18_TEST11
17B-267
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
V2 MR-376-X76-17B050$180.mif
PETROL INJECTION
Fault finding – Tests17B
V42 Injection
Program No.: 2A
Vdiag No.: 04, 05, 06,
14, 16, 18
TEST 12 Additional fuel tank pump check
NOTESSee the Wiring Diagrams Technical Note for Logan, Sandero.
Listen to the operation of the additional fuel pump and of the petrol pump relay of the additional circuit by running
command AC224 Additional petrol circuit pump relay.
Check the supply of the solenoid valve using a test light, by running command AC224.
If the supply is correct, replace the additional fuel pump (see MR 388 or MR 374 Mechanical, 19C, Tank,
Additional fuel tank: Removal – Refitting).
Check the continuity, insulation, and absence of interference resistance on the following connections:
–3ACL between components 1639 and 283,
–NH (for Logan, Sandero, Duster) or M (for Thalia 2/Symbol 2) or MHA (for Clio II F 6) or MH (for Kangoo VLL)
between the earth and 283.
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
If the checks are correct, run fault finding on the Protection and Switching Unit.
If the fault is still present, contact the techline.
V42_V04_TEST12/V42_V05_TEST12/V42_V06_TEST12/V42_V14_TEST12/V42_V16_TEST12/V42_V18_TEST12