|
- Refer to Data List Reference Table
.
- Item 22: Crank angle sensor
|
|
Q.
Is the check result normal?
|
|
Intermittent
malfunction (Refer to GROUP 00 - How to Use
Troubleshooting/Inspection
Service Points ).
|
|
|
![](../../../img/13/AK304267AC00ENG.png)
|
Q.
Is the check result normal?
Go to Step 3
.
Repair or
replace.
|
![](../../../img/13/AK304267AC00ENG.png)
|
- Disconnect connector, and measure at harness
side.
- Ignition switch: ON
- Voltage between terminal No. 2 and earth.
OK: 4.9 - 5.1 V
Q.
Is the check result normal?
Go to Step 9
.
Go to Step 4
.
|
![](../../../img/13/AK305617AB00ENG.png)
![](../../../img/13/AK304267AC00ENG.png)
|
- Measure engine-ECU <M/T> or
engine-A/T-ECU <A/T> terminal
voltage.
- Disconnect B-121 crank angle sensor intermediate
connector.
- Ignition switch: ON
- Voltage between terminal No. 70 and earth.
OK: 4.9 - 5.1 V
Q.
Is the check result normal?
Go to Step 5
.
Go to Step 6
.
|
![](../../../img/13/AK305617AB00ENG.png)
![](../../../img/13/AK304267AC00ENG.png)
|
Q.
Is the check result normal?
![](../../../buttons/03btn001.png)
Check
and repair harness between B-121 (terminal
No. 2) crank angle sensor intermediate connector and
C-112 (terminal No. 70) engine-ECU <M/T>
connector
or engine-A/T-ECU <A/T>
connector.
- Check output line for open
circuit.
Repair or
replace.
|
![](../../../img/13/AK305617AB00ENG.png)
|
Q.
Is the check result normal?
Go to Step 7
.
Repair or
replace.
|
![](../../../img/13/AK304267AC00ENG.png)
![](../../../img/13/AK305617AB00ENG.png)
|
- Check output line for short circuit.
Q.
Is the check result normal?
Go to Step 8
.
Repair.
|
|
- Refer to Data List Reference Table
.
- Item 22: Crank angle sensor
|
|
Q.
Is the check result normal?
|
|
Intermittent
malfunction (Refer to GROUP 00 - How to Use
Troubleshooting/Inspection
Service Points ).
|
|
|
|
Replace engine-ECU
<M/T> or engine-A/T-ECU
<A/T>.
|
|
|
![](../../../img/13/AK304267AC00ENG.png)
|
- Disconnect connector, and measure at harness
side.
- Ignition switch: ON
- Voltage between terminal No. 1 and earth.
OK: System voltage
Q.
Is the check result normal?
Go to Step
11 .
Go to Step
10 .
|
![](../../../img/13/AK300967AC00ENG.png)
![](../../../img/13/AK304267AC00ENG.png)
|
Q.
Is the check result normal?
![](../../../buttons/03btn001.png)
Check
intermediate connector C-116, and repair
if necessary. If intermediate connector is normal, check
and repair harness between B-121 (terminal
No. 1) crank angle sensor intermediate connector and
B-15X (terminal No. 1) engine control relay
connector.
- Check power supply line for open/short
circuit.
Repair or
replace.
|
![](../../../img/13/AK304267AC00ENG.png)
|
- Disconnect connector, and measure at harness
side.
- Resistance between terminal No. 3 and
earth.
OK: 2 Ω or less
Q.
Is the check result normal?
Go to Step
14 .
Go to Step
12 .
|
![](../../../img/13/AK305617AB00ENG.png)
|
Q.
Is the check result normal?
Go to Step
13 .
Repair
or replace.
|
![](../../../img/13/AK304267AC00ENG.png)
![](../../../img/13/AK305617AB00ENG.png)
|
note |
Before checking harness, check
intermediate connector C-116, and repair if
necessary.
|
- Check earthing line for open circuit and
damage.
Q.
Is the check result normal?
Go to Step 8
.
Repair.
|
![](../../../img/13/AK304267AC00ENG.png)
|
- Use special tool test harness (MB991658) to connect
connector, and measure
at pick-up harness.
- Engine: Idling
- Transmission: Neutral <M/T> or P range
<A/T>
- Voltage between terminal No. 2 and earth.
OK: Waveforms should be displayed on
Inspection procedure using an oscilloscope
(Refer to ), its
maximum value should be 4.8 V or more, and
its minimum value should be 0.6 V or less with no noise
in waveform.
Q.
Is the check result normal?
Go to Step 8
.
Go to Step
15 .
|
![](../../../img/13/AK300967AC00ENG.png)
|
Q.
Is the check result normal?
Go to Step
16 .
Repair
or replace.
|
![](../../../img/13/AK304267AC00ENG.png)
![](../../../img/13/AK300967AC00ENG.png)
|
note |
Before checking harness, check
intermediate connector C-116, and repair if
necessary.
|
- Check power supply line for damage.
Q.
Is the check result normal?
Go to Step
17 .
Repair.
|
![](../../../img/13/AK305617AB00ENG.png)
|
Q.
Is the check result normal?
Go to Step
18 .
Repair
or replace.
|
![](../../../img/13/AK304267AC00ENG.png)
![](../../../img/13/AK305617AB00ENG.png)
|
- Check output line for damage.
Q.
Is the check result normal?
Go to Step
19 .
Repair.
|
![](../../../img/13/AK304267AC00ENG.png)
![](../../../img/13/AK305617AB00ENG.png)
|
note |
Before checking harness, check
intermediate connector C-116, and repair if
necessary.
|
- Check earthing line for damage.
Q.
Is the check result normal?
Go to Step
20 .
Repair.
|
![](../../../img/13/AK304268AC00ENG.png)
|
Q.
Is the check result normal?
Go to Step
21 .
Repair
or replace.
|
![](../../../img/13/AK304267AC00ENG.png)
![](../../../img/13/AK304268AC00ENG.png)
|
- Check power supply line open/short circuit and
damage.
- Check output line open/short circuit and
damage.
- Check earthing line for open/short circuit and
damage.
Q.
Is the check result normal?
Go to Step
22 .
Replace
the timing belt cover.
|
|
Q.
Is the check result normal?
|
|
Replace the
crankshaft sensing blade.
|
|
|
|
- Refer to Data List Reference Table
.
- Item 22: Crank angle sensor
|
|
Q.
Is the check result normal?
|
|
Intermittent
malfunction (Refer to GROUP 00 - How to Use
Troubleshooting/Inspection
Service Points ).
|
|
|
|
Replace crank angle
sensor.
|
|
|