Chery Tiggo 5 (T21). Service manual — part 98
06–
234
06
a. Observe if trouble occurs just after fuel is filled.
a. Check if engine ignition sequence and ignition timing are as specified.
a. Check exhaust system for leakage or blockage.
6
Check injector for leakage or blockage
OK
Clean or replace injector
NG
7
Check fuel condition
OK
Replace fuel
NG
8
Check engine ignition sequence and ignition timing
OK
Check and repair ignition timing
NG
9
Check exhaust system
OK
Repair or replace related exhaust system
components
NG
OK
06–
235
06
a. Disconnect ECM connector E-033.
b. Turn ignition switch to ON and check ECM connector
terminals.
10
Check ECM power supply and ground
E-033
49 50 51
63
64
15
16
31
32
47
48
33 34 35
17 18 19
1 2 3
52 53 54 55 56 57 58 59 60 61 62
36 37 38 39 40 41 42 43 44 45 46
20 21 22 23 24 25 26 27 28 29 30
4 5 6 7 8 9 10 11 12 13 14
-
+
V
RT21065069
Multimeter
Connection
Condition
Specified
Condition
E-033 (35, 20) -
E-033 (63 or 64)
Ignition switch ON
11 to 14 V
Repair or replace related wire harness
NG
Go to Diagnostic Help
OK
06–
236
06
Diagnosis Procedure
a. Using a fuel pressure gauge, check fuel pressure (
Standard Fuel Pressure
a. Check spark plug of each cylinder, and observe if the type and gap are as specified.
Slow response when accelerating
1
Check air filter for blockage, and intake pipe for air leakage
Check and repair intake system
NG
2
Check fuel pressure
OK
Condition
Fuel System Pressure (kPa)
Key ON
400
Engine Idling
400
Key LOCK
400
Repair or replace fuel system
NG
3
Check spark plug
OK
Replace spark plug
NG
4
Check throttle for carbon deposits
OK
Clean throttle
NG
5
Check air flow meter and throttle position sensor and wire harness
OK
Check and repair wire harness or replace
sensor
NG
06–
237
06
a. Observe if trouble occurs just after fuel is filled.
a. Check if engine ignition sequence and ignition timing are as specified.
a. Check exhaust system for leakage or blockage.
6
Check injector for leakage or blockage
OK
Clean or replace injector
NG
7
Check fuel condition
OK
Replace fuel
NG
8
Check engine ignition sequence and ignition timing
OK
Check and repair ignition timing
NG
9
Check exhaust system
OK
Repair or replace related exhaust system
components
NG
OK
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