Chery Tiggo 5 (T21). Manual — part 63

06–

94

06

a. Disconnect electronic throttle connector E-009.
b. Check electronic throttle connector.

a. Connect electronic throttle connector E-009.
b. Turn ignition switch to ON.
c. Using diagnostic tester, check throttle position sensor

signal voltage.

RT21060110

Repair or replace connector

NG

3

Check throttle position sensor signal voltage

OK

RT21060180

sensor voltage from throttle potentiometer 1

sensor voltage from throttle potentiometer 2

additive correction of the mixture adaptation

Voltage PWG potentiometer 1

Voltage PWG potentiometer 2

Doubled PWG potentiometer-2 voltage

multiplicative correction of the mixture adaptation

lambda controller output

Datastream name

Value

1.00

1.03

0.00

0.77

0.38

0.75

0.78

V

V

V

V

V

%

4.22

Unit

Datastream

Item

Condition

Standard Value

(V)

Throttle position

sensor 1

Accelerator pedal

released

0.78

Accelerator pedal

depressed

4.29

Throttle position

sensor 2

Accelerator pedal

released

4.22

Accelerator pedal

depressed

0.71

Go to step 7

OK

NG

06–

95

06

a. Turn ignition switch to LOCK.
b. Disconnect electronic throttle connector E-009.
c. Disconnect ECM connector E-035.
d. Check wire harness between connector terminals.

Check for Open

Check for Short

4

Check electronic throttle actuator circuit

E-035

E-009

37 38 39 40 41 42 43 44 45 46

47

48

25 26 27 28 29 30 31 32 33 34

35

36

13 14 15 16 17 18 19 20 21 22

23

24

1

2

3

4

5

6

7

8

9 10

11

12

1

2

3

4

5

6

-

+

RT21065037

Multimeter

Connection

Condition

Specified

Condition

E-035 (23) -

E-009 (1)

Always

Continuity

E-035 (11) -

E-009 (4)

Always

Continuity

Multimeter

Connection

Condition

Specified

Condition

E-035 (23) or

E-009 (1) - Body

ground

Always

No continuity

E-035 (23) or

E-009 (1) -

Battery positive

Always

No continuity

E-035 (11) or

E-009 (4) - Body

ground

Always

No continuity

E-035 (11) or

E-009 (4) -

Battery positive

Always

No continuity

Repair or replace related wire harness

NG

OK

06–

96

06

a. Check wire harness between connector terminals.

Check for Open

Check for Short

5

Check throttle position sensor circuit

E-035

E-009

37 38 39 40 41 42 43 44 45 46

47

48

25 26 27 28 29 30 31 32 33 34

35

36

13 14 15 16 17 18 19 20 21 22

23

24

1

2

3

4

5

6

7

8

9 10

11

12

1

2

3

4

5

6

-

+

RT21065038

Multimeter

Connection

Condition

Specified

Condition

E-035 (22) -

E-009 (2)

Always

Continuity

E-035 (14) -

E-009 (5)

Always

Continuity

E-035 (43) -

E-009 (3)

Always

Continuity

E-035 (13) -

E-009 (6)

Always

Continuity

Multimeter

Connection

Condition

Specified

Condition

E-035

(22, 14, 43, 13) or

E-009 (2, 5, 3, 6) -

Body ground

Always

No continuity

E-035

(22, 14, 43, 13) or

E-009 (2, 5, 3, 6) -

Battery positive

Always

No continuity

Replace wire harness or connector
(electronic throttle - ECM)

NG

OK

06–

97

06

a. Check electronic throttle for carbon deposits and foreign

matter accumulation inside.

b. Check if throttle valve body is stuck.
c. Check resistance of electronic throttle.

a. Use X-431 3G diagnostic tester to read the ECM DTC.
b. Refer to "DTC Confirmation Procedure".
c. Check if DTC P1106-00, P1110-00, P1111-00, P1568-00 or P0606-00 still exists.

6

Check electronic throttle

RT21100211

1

2

3

4

5

6

-

+

Multimeter

Connection

Condition

Specified

Condition

Terminal 3 -

Terminal 2

At normal

temperature

1.067 kΩ

Terminal 6 -

Terminal 2

Throttle valve is

rotated

Resistance

increases as

throttle valve

opens

Terminal 6 -

Terminal 3

Resistance

decreases as

throttle valve

opens

Terminal 5 -

Terminal 2

Resistance

decreases as

throttle valve

opens

Terminal 5 -

Terminal 3

Resistance

increases as

throttle valve

opens

Clean or replace electronic throttle
assembly, and go to next step

NG

7

Check for DTCs

OK

Replace ECM

NG

System is operating normally.
Reassemble vehicle and perform a road test to confirm that malfunction reported by customer has
been repaired.

OK