TOHATSU 200 Series Service Manual page 74

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FUEL SYSTEM
DTC 8-1, 8-2 (NO CMP 1 SENSOR
PULSE OR ABNORMAL SENSOR
PULSE)
(*) Refer
(BF175AK1·200AK1·225AK1: 62ZY300).
DTC 8-1 (NO CMP 1 SENSOR PULSE)
1. Symptom reproduction test
Turn the combination switch OFF.
Disconnect the CMP sensor 4P connector
ECM connector A
Clear the DTC (page 5-2).
• Continue the procedure if the DTC does not
clear.
Start the engine and check the DTC using the HDS.
Does the DTC 8-1 appear?
YES
NO
2. CMP sensor inspection
Turn the combination switch OFF.
Inspect the CMP 1 sensor (page 5-131*).
Is the CMP 1 sensor correct?
YES
NO
DTC 8-2 (ABNORMAL CMP 1 SENSOR PULSE)
1. Symptom reproduction test
Turn the combination switch OFF.
Disconnect the CMP sensor 4P connector
ECM connector A
Clear the DTC (page 5-2).
• Continue the procedure if the DTC does not
clear.
Start the engine and check the DTC using the HDS.
Does the DTC 8-2 appear?
YES
NO
2. CMP 1 sensor installation inspection
Turn the combination switch OFF.
Inspect the CMP 1 sensor installation (page 5-107*).
Is the CMP 1 sensor installed correctly?
YES
NO
5-18
to page of base
and then reconnect them.
– GO TO STEP 2.
– Temporary failure (code
reappear).
– Repair the open or short circuit in the CMP
1 sensor harness between the CMP 1
sensor and ECM. If the main wire harness
is correct, replace the ECM with a new one
and recheck.
– Replace the CMP 1 sensor with a new one
and recheck.
and then reconnect them.
– GO TO STEP 2.
– Temporary failure (code
reappear).
– GO TO STEP 3.
– Install the CMP 1 sensor correctly and
recheck.
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