Chery A15. Manual - part 38

 

Diagnostic trouble code: P0335 “Signal malfunction of crankshaft position 
sensor” 

Item 

No. 

Operation procedure 

Inspection 

results 

Follow-up procedure

1 

Connect the diagnostic tester and 
adaptor, and turn the ignition switch to 
“OFF” position. 

 

Proceed to next step.

Yes 

Proceed to next step.

2 

Disconnect the connector of rotary 
sensor on the wiring harness, inspect 
with multimeter to verify that the 
resistance between 2# pin and 3# pin of 
this rotary sensor is about 770~950Ω 
under 20 .

℃

 

No 

Replace the sensor. 

Yes 

Repair or replace the 

wiring harness. 

3 

Verify that the circuits between 2# and 
3# pin of the rotary sensor connector 
and 34# and 15# pins of ECU are open, 
or are short to ground or power supply. 

No 

Proceed to next step.

Yes 

Refer to diagnosis 

help. 

4 

Verify that the signal panel of flywheel 
is in good condition. 

No 

Replace the signal 

panel. 

 
 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

G-40

 

Diagnostic trouble code: P0336 “Malfunction of improper signal of crankshaft 
position sensor” 

Item 

No. 

Operation procedure 

Inspection 

results 

Follow-up procedure

1 

Connect the diagnostic tester and 
adaptor, and turn the ignition switch to 
“OFF” position. 

 

Proceed to next step.

Yes 

Proceed to next step.

2 

Disconnect the connector of rotary 
sensor on the wiring harness, inspect 
with multimeter to verify that the 
resistance between 2# pin and 3# pin of 
this rotary sensor is about 770~950Ω 
under 20 .

℃

 

No 

Replace the sensor. 

Yes 

Repair and replace 

the wiring harness. 

3 

Verify that the circuits between 2# and 
3# pin of the rotary sensor connector and 
34# and 15# pins of ECU are open, or are 
short to ground or power supply. 

No 

Proceed to next step.

Yes 

Refer to diagnosis 

help. 

4 

Verify that the signal panel of flywheel is 
in good condition. 

No 

Replace the signal 

panel. 

 
 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

G-41

 

Diagnostic trouble code: P0340 “Malfunction of phase angle sensor signal” 

Item 

No. 

Operation procedure 

Inspection 

results 

Follow-up 

procedure 

1 

Connect the diagnostic tester and adaptor, 
and turn the ignition switch to “ON” 
position. 

 

Proceed to next 

step. 

Yes 

Proceed to Step 4

2 

Disconnect the connector of phase angle 
sensor on the wiring harness, inspect with 
multimeter to verify that the voltage 
between 1# pin and 3# pin of this phase 
angle sensor connector is about 12V. 

No 

Proceed to next 

step. 

Yes 

Repair or replace 

the wiring 

harness. 

3 

Verify that the circuit between 3# pin of 
phase angle sensor and 87# pin of the main 
relay is open or short to ground; 
Verify that 1# pin of phase angle sensor is 
grounded properly. 

No 

Proceed to next 

step. 

Yes 

Proceed to Step 6

4 

Verify that the voltage between 2# pin of 
the phase angle sensor connector and the 
negative grid of power supply is about 9.9V.

No 

Proceed to next 

step. 

Yes 

Repair or replace 

the wiring 

harness. 

5 

Verify that the circuit between 2# pin of the 
phase angle sensor connector and 79# pin of 
ECU is open, or is short to ground or power 
supply. 

No 

Proceed to next 

step. 

Yes 

Refer to diagnosis 

help. 

6 

Verify that the signal panel of camshaft is in 
good condition. 

No 

Replace the signal 

panel. 

 
 

 

 

 

 

 

 

 

 

 

 

G-42

 

Diagnostic trouble code: P0443 “Malfunction in control circuit of drive stage of 
carbon canister control valve” 

Item 

No. 

Operation procedure 

Inspection 

results 

Follow-up 

procedure 

1 

Connect the diagnostic tester and adaptor, and 
turn the ignition switch to “ON” position. 

 

Proceed to next 

step. 

Yes 

Proceed to Step 

4 

2 

Disconnect the connector of carbon canister 
control valve on the wiring harness, inspect 
with multimeter to verify that the voltage 
between 1# pin of this connector and the 
negative grid of power supply is about 12V. 

No 

Proceed to next 

step. 

Yes 

Repair or 

replace the 

wiring harness.

3 

Verify that the power supply circuit of carbon 
canister control valve is open or short to 
ground. 

No 

Proceed to Step 

2 

Yes 

Proceed to next 

step. 

4 

Inspect with multimeter to verify that the 
resistance between 1# and 2# pins of carbon 
canister control valve is within 22-30Ω under 
20 .

℃

 

No 

Replace the 

control valve. 

Yes 

Refer to 

diagnosis help.

5 

Inspect with multimeter to verify that the 
voltage between 1# pin of carbon canister 
control valve connector and the negative grid 
of power supply is about 3.7V. 

No 

Proceed to next 

step. 

Yes 

Repair or 

replace the 

wiring harness.

6 

Verify that the circuit between 2# pin of 
carbon canister control valve connector and 
46# pin of ECU is open. 

No 

Refer to 

diagnosis help.

 

 

 

 

 

 

 

 

 

 

 

G-43