Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMAZDA2009TRIBUTE 4WD L4-2.5LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTESTING AND INSPECTIONPINPOINT TESTSCAN COMMUNICATION NETWORKPINPOINT TEST 16: NO HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) COMMUNICATION, ALL MODULES ARE NOT RESPONDING
2009 Mazda Tribute 4WD L4-2.5L
Pinpoint Test 16: No High Speed Controller Area Network (HS-CAN) Communication, All Modules Are Not Responding
2009 Mazda Tribute 4WD L4-2.5LSECTION Pinpoint Test 16: No High Speed Controller Area Network (HS-CAN) Communication, All Modules Are Not Responding
PINPOINT TEST 16: NO HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) COMMUNICATION, ALL MODULES ARE NOT RESPONDING
Normal Operation
The High-Speed Controller Area Network (HS-CAN) uses an unshielded twisted pair cable, circuits (W/BL) and (W).
Possible Causes
- Fuse
- Wiring, terminals or connectors
- 4X4 control module (if equipped)
- ABS module
- Instrument Cluster (IC)
- Occupant Classification System Module (OCSM)
- PCM
- Power Steering Control Module (PSCM)
- Restraints Control Module (RCM)
Diagnostic Procedure
CAUTION:Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the connector.
NOTE:Failure to disconnect the battery when instructed will result in false resistance readings. See Battery Disconnect.
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Step 31-Step 32:
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.