F2–152
ON-BOARD DIAGNOSTIC
DTC P0564
A6E407001082237
Diagnostic procedure
DTC P0564 Cruise control signal malfunction
DETECTION
CONDITION
• PCM monitors input voltage from cruise control switch while engine is running. PCM determines cruise
control signal malfunction if input voltage from cruise control switch is as following for 120 s:
— Below 0.1 V.
— 1.4—1.9 V.
— 3.7—3.9 V.
— 4.5—4.6 V.
POSSIBLE
CAUSE
• Cruise control switch malfunction
• Connector or terminal malfunction
• Short to GND in wiring between cruise control switch terminal B and PCM terminal 64
• Cruise control switch signal and GND circuits short each other
• Open circuit in wiring between cruise control switch terminal B and PCM terminal 64
• Open circuit in wiring between cruise control switch terminal C and PCM terminal 91
• PCM malfunction
STEP INSPECTION ACTION
1 VERIFY RELATED REPAIR INFORMATION
AVAILABILITY
• Check for related Service Information
availability.
• Is any related repair information available?
Yes Perform repair or diagnosis according to available Service
Information.
• If vehicle is not repaired, go to next step.
No Go to next step.
CRUISE CONTROL SWITCH
PCM
B
C
64
91
CRUISE CONTROL SWITCH
HARNESS SIDE CONNECTOR
PCM
HARNESS SIDE CONNECTOR
B
C
64
91
2
2
5
4
3
4
7
6
7
8
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