Pinpoint Test Av : U0140:00
- AV1 VERIFY THE CUSTOMER CONCERN
- Ignition ON.
- Verify there is an observable symptom present.
Is an observable symptom present?
Yes GO to AV2. No The system is operating normally at this time. The DTC may have been set due to high network traffic or an intermittent fault condition. - AV2 CHECK THE COMMUNICATION NETWORK
- Ignition ON.
- Using a scan tool, perform a network test.
- Carry out the network test.
Does the BCM pass the network test?
Yes GO to AV3. No REFER to Module Communications Network . - AV3 RETRIEVE THE RECORDED DTCs FROM THE BCM SELF-TEST
- Using a scan tool, perform the BCM self-test.
Is DTC U3003:16 or DTC U3003:17 recorded?
Yes REFER to Multifunction Electronic Modules . No GO to AV4. - AV4 RETRIEVE THE RECORDED DTCs FROM THE IPC SELF-TEST
- Using a scan tool, perform the IPC self-test.
Is DTC U3003:16 or DTC U3003:17 recorded?
Yes For DTC U3003:16, GO to Pinpoint Test BD . For DTC U3003:17, GO to Pinpoint Test BE . No GO to AV5. - AV5 RECHECK THE IPC DTCs
- Clear the DTCs.
- Wait 10 seconds.
- Repeat the IPC self-test.
Is DTC U0140:00 still present?
Yes GO to AV6. No The system is operating correctly at this time. The DTC may have been set due to high network traffic or an intermittent fault condition. - AV6 CHECK FOR DTC U0140 SET IN OTHER MODULES
- Clear all DTCs.
- Ignition OFF.
- Ignition ON.
- Wait 10 seconds.
- Using the scan tool, perform self-test.
- Retrieve the continuous memory DTCs from all modules.
Is DTC U0140 set in the DSM ?
Yes INSTALL a new BCM. REFER to Multifunction Electronic Modules . No Refer to IPC Hardware Testing .