Geely EC718, EC718RV, EC715, EC715RV. Manual part — 216
Geely EC718, EC718RV, EC715, EC715RV. Manual part - 216
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5
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Acceleration Pedal Position Sensor IP50
FE02-5242b
(a)
Check APP sensor harness connector IP50 terminal No.4
output voltage. For the Standard Value. Refer to
Acceleration Pedal Position Sensor (APP) Check
Is the output voltage Standard Value?
No
Replace the APP sensor. Refer to the "APP
sensor better."
Yes
Yes
Step 5
Check APP sensor harness connector IP50 terminals No.2 and 3.
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2
3
4
5
6
1
17
33
53
54
55
56
57
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62
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64
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50
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52
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27
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3
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15
16
Acceleration Pedal Position Sensor IP50
ECM Harness Connector EO35
FE02-5243b
(a)
Turn the ignition switch to "OFF" position.
(b)
Disconnect APP sensor harness connector IP50.
(c)
Disconnect ECM harness connector EO35.
(d)
Turn the ignition switch to "ON" position.
(e)
Measure resistance between IP50 terminal No.2 and a
reliable ground.
(f)
Test continuity between IP50 terminal No.2 and EO35
terminal No.36.
(g)
Measure voltage between IP50 terminal No.2 and a reliable
ground.
(h)
Test continuity between IP50 terminal No.3 and EO35
terminal No.37.
Results:
Test Items
Standard Value
Resistance Between IP50
(2) and A Reliable Ground
10 kΩ or higher
Continuity Between IP50 (2)
and EO35 (36)
Less than 1 Ω
Voltage Between IP50 (3)
and A Reliable Ground
0 V
Continuity Between IP50 (3)
and EO35 (37)
Less than 1 Ω
Standard values?
No
Circuit fault, Repair the faulty part.
Yes
Step 6
Check ECM power supply circuit and ground circuit.
Engine
Control System JL4G15-D
2-779
(a)
Check ECM power supply circuit and ground circuit. Refer to
.
ECM power and ground circuits normal?
No
Power and ground circuit fault.
Yes
Step 7
Replace ECM. Refer to
Engine Control Module Replacement
.
Next
Step 8
Carry out crankshaft position sensor learn. Refer to
Crankshaft Position Sensor (CKP) Learn
.
Next
Step 9
Use scan tool to confirm whether the DTC code is stored again.
(a)
Connect scan tool to the datalink connector.
(b)
Turn the ignition switch to "ON" position.
(c)
Clear DTC code.
(d)
Start and run the engine at idle speed to warm up the engine
for at least 5 min.
(e)
Road test the vehicle for at least 10 min.
(f)
Read control system DTC code again to confirm that the
system has no DTC code.
No
Intermittent Fault. Refer to
Yes
Step 10
Diagnostic completed.
5. Repair Instructions:
Acceleration pedal position sensor (APP) can only be replaced as an assembly. Do not disassemble. APP replacement Refer to
"Acceleration Pedal Position Sensor Replacement".
2.12.7.53 DTC P2127 P2128
1. DTC Descriptor:
DTC
P2127
Electronic Throttle Pedal Position Sensor 2 Circuit Low Voltage
DTC
P2128
Electronic Throttle Pedal Position Sensor 2 Circuit High Voltage
In order to protect the security of the system, acceleration pedal position sensor (APP) uses a dual-sensor setting, sliding resistive.
APP sensor 2 output is IP50 terminal No.6, through ECM wiring harness Connect EO35 terminal No.27 to ECM.
2-780
Control System JL4G15-D
Engine
2. Conditions For Setting DTC and The Fault Location:
DTC
Code
DTC Detection Strategy
Conditions For Setting The DTC (Control Strategy)
Fault Locations
P2127
Hardware Circuit Malfunction
Voltage is below the minimum limit, or short to ground
1. Acceleration
Pedal Position
Sensor
2. Acceleration
Pedal Position
Sensor Circuit
3. ECM
P2128
Hardware Circuit Malfunction
Voltage is higher than the maximum limit, or short to power
supply
3. Schematic:
4. Diagnostic Steps:
Step 1
Check APP sensor harness connector IP50 terminal voltage of the No.1.
1
2
3
4
5
6
Acceleration Pedal Position Sensor IP50
FE02-5244b
(a)
Turn the ignition switch to "OFF" position.
(b)
Disconnect APP sensor harness connector IP50.
(c)
Turn the ignition switch to "ON" position.
(d)
Measure voltage between IP50 terminal No.1 and a reliable
ground.
Standard Voltage: 4.8-5.2 V
Standard values?
No
If the voltage is higher than the Standard
Value, the circuit is short to power supply, if
the voltage is lower than the standard value.
Yes
Step 2
Check resistance between APP sensor harness connector IP50 terminal No.5 and a reliable ground.
Engine
Control System JL4G15-D
2-781
1
2
3
4
5
6
Acceleration Pedal Position Sensor IP50
FE02-5245b
(a)
Turn the ignition switch to "OFF" position.
(b)
Disconnect APP sensor harness connector IP50.
(c)
Turn the ignition switch to "ON" position.
(d)
Measure resistance between IP50 terminal No.5 and a
reliable ground.
Standard Resistance: Less than 3 Ω
Standard resistance?
No
Yes
Step 3
Check APP sensor harness connector IP50 terminal No.6.
1
2
3
4
5
6
1
17
33
53
54
55
56
57
58
59
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52
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32
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11
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14
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16
Acceleration Pedal Position Sensor IP50
ECM Harness Connector EO35
FE02-5246b
(a)
Turn the ignition switch to "OFF" position.
(b)
Disconnect APP sensor harness connector IP50.
(c)
Disconnect ECM harness connector EO35.
(d)
Measure resistance between IP50 terminal No.6 and a
reliable ground.
(e)
Measure voltage between IP50 terminal No.6 and a reliable
ground.
(f)
Test continuity between IP50 terminal No.64 and EO35
terminal No.27.
Results:
Test Items
Standard Value
Resistance Between IP50 (6)
and A Reliable Ground
10 kΩ or higher
Voltage Between IP50 (6) and
A Reliable Ground
0 V
Continuity Between IP50 (6)
and EO35 (27)
Less than 1 Ω
Standard values?
No
Circuit fault. Repair the faulty part.
Yes
Step 4
Check APP sensor harness connector IP50 terminal No.6 output voltage.
2-782
Control System JL4G15-D
Engine
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