Mazda Protege 5. Manual — part 172
CONTROL SYSTEM [ZM]
01–40A–41
01–40A
Circuit Open/Short Inspection
1. Remove the PCM. (See 01–40A–7 PCM REMOVAL/INSTALLATION [ZM].)
2. Connect the SST (104 Pin Breakout Box) to the
PCM as shown.
3. Tighten the connector attaching screw.
Tightening torque
7.9—10.7 N·m
{80—110 kgf·cm, 69.5—95.4 in·lbf}
4. Inspect for an open or short circuit in the following
wiring harnesses by probing the applicable
sensor and SST (104 Pin Breakout Box) terminals
with ohmmeter leads.
•
If there is an open or short circuit, repair or
replace wiring harnesses.
•
If there is no open or short circuit, replace the fuel tank pressure sensor.
Open circuit
•
Fuel tank pressure signal circuit (Fuel tank pressure sensor connector terminal B and PCM connector
terminal 62)
•
Constant voltage circuit (Fuel tank pressure sensor connector terminal C and PCM connector terminal 90)
•
GND circuit (Fuel tank pressure sensor connector terminal A and PCM connector terminal 91)
Short circuit
•
Fuel tank pressure signal circuit (Fuel tank
pressure sensor connector terminal B and
PCM connector terminal 62)
•
Constant voltage circuit (Fuel tank pressure
sensor connector terminal C and PCM
connector terminal 90)
5. Reconnect the fuel tank pressure sensor
connector.
End Of Sie
CLUTCH SWITCH INSPECTION [ZM]
A3U014018660W02
Note
•
Perform the following test only when
directed.
1. Verify that the clutch switch is installed properly.
2. Disconnect the negative battery cable.
3. Remove the clutch switch. (See 05–10–5
CLUTCH PEDAL REMOVAL/INSTALLATION.)
4. Inspect continuity between the clutch switch
terminals A and B using an ohmmeter.
•
If not as specified, replace the clutch switch.
•
If the clutch switch is okay, but PID value or
PCM terminal 6 voltage is out of specification,
carry out the “Circuit Open/Short Inspection”.
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Z3U0140W029
Z3U0140W030
1712-1U-01G(01-40A).fm 41 ページ 2001年6月29日 金曜日 午前9時50分
CONTROL SYSTEM [ZM]
01–40A–42
Circuit Open/Short Inspection
1. Remove the PCM. (See 01–40A–7 PCM REMOVAL/INSTALLATION [ZM].)
2. Connect the SST (104 Pin Breakout Box) to the
PCM as shown.
3. Tighten the connector attaching screw.
Tightening torque
7.9—10.7 N·m
{80—110 kgf·cm, 69.5—95.4 in·lbf}
4. Inspect for an open or short circuit in the following
wiring harnesses by probing the applicable
sensor and SST (104 Pin Breakout Box) terminals
with ohmmeter leads.
•
If there is an open or short circuit, repair or
replace wiring harnesses.
•
If there is no open or short circuit, replace the clutch switch.
Open circuit
•
Signal circuit (Clutch switch connector terminal B and PCM connector terminal 6 through common
connector)
•
GND circuit (Clutch switch connector terminal A and GND)
Short circuit
•
Signal circuit (Clutch switch connector
terminal B and PCM connector terminal 6
through common connector to GND)
5. Install the clutch switch.
End Of Sie
NEUTRAL SWITCH INSPECTION [ZM]
A3U014017640W02
Note
•
Perform the following test only when directed.
1. Disconnect the negative battery cable.
2. Remove the neutral switch.
3. Inspect for continuity between the neutral switch terminals A and B using an ohmmeter.
•
If not as specified, replace the neutral switch.
•
If the neutral switch is okay, but PID value or
PCM terminal 64 voltage is out of
specification, carry out the “Circuit Open/
Short Inspection”.
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X3U140WBD
1712-1U-01G(01-40A).fm 42 ページ 2001年6月29日 金曜日 午前9時50分
CONTROL SYSTEM [ZM]
01–40A–43
01–40A
Circuit Open/Short Inspection
1. Remove the PCM. (See 01–40A–7 PCM REMOVAL/INSTALLATION [ZM].)
2. Connect the SST (104 Pin Breakout Box) to the
PCM as shown.
3. Tighten the connector attaching screw.
Tightening torque
7.9—10.7 N·m
{80—110 kgf·cm, 69.5—95.4 in·lbf}
4. Inspect for an open or short circuit in the following
wiring harnesses by probing the applicable
sensor and SST (104 Pin Breakout Box) terminals
with ohmmeter leads.
•
If there is an open or short circuit, repair or
replace wiring harnesses.
•
If there is no open or short circuit, replace the neutral switch.
Open circuit
•
Signal circuit (Neutral switch connector terminal A and PCM connector terminal 64 through common
connector)
•
GND circuit (Neutral switch connector terminal B and GND through common connector)
Short circuit
•
Signal circuit (Neutral switch connector
terminal A and PCM terminal 64 through
common connector to GND)
5. Install the neutral switch.
End Of Sie
POWER STEERING PRESSURE (PSP) SWITCH INSPECTION [ZM]
A3U014032230W02
Continuity Inspection
Note
•
Perform the following test only when directed.
1. Inspect the following if the power steering is inoperative. (See 06–12–3 POWER STEERING FLUID
INSPECTION.)
•
Power steering fluid level
•
Power steering fluid leakage
•
Power steering fluid pressure
2. Disconnect the PSP switch connector.
3. Start the engine.
4. Inspect for continuity between the PSP switch terminal and GND using an ohmmeter.
•
If not as specified, replace the PSP switch.
•
If the PSP switch is okay, but PID value or PCM terminal 31 voltage is out of specification, carry out the
“Circuit Open/Short Inspection”.
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1712-1U-01G(01-40A).fm 43 ページ 2001年6月29日 金曜日 午前9時50分
CONTROL SYSTEM [ZM]
01–40A–44
Circuit Open/Short Inspection
1. Remove the PCM. (See 01–40A–7 PCM REMOVAL/INSTALLATION [ZM].)
2. Connect the SST (104 Pin Breakout Box) to the
PCM as shown.
3. Tighten the connector attaching screw.
Tightening torque
7.9—10.7 N·m
{80—110 kgf·cm, 69.5—95.4 in·lbf}
4. Inspect for an open or short circuit in the following
wiring harnesses by probing the applicable
sensor and SST (104 Pin Breakout Box) terminals
with ohmmeter leads.
Open circuit
•
PSP signal circuit (PSP switch connector
terminal and PCM connector terminal 31 through common connector)
•
GND circuit (PSP switch body and GND)
•
If there is an open or short circuit, repair or replace wiring harnesses.
•
If there is no open or short circuit, replace the PSP switch.
Short circuit
•
PSP signal circuit (PSP switch connector terminal and PCM connector terminal 31 through common
connector to GND)
5. Reconnect the PSP switch connector.
End Of Sie
X3U140WBN
1712-1U-01G(01-40A).fm 44 ページ 2001年6月29日 金曜日 午前9時50分
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