Pinpoint Test At: DTC U0151
- AT1 VERIFY THE CUSTOMER CONCERN
- Ignition ON.
- Verify that there is an observable symptom present.
- Is an observable symptom present?
- Yes:
Go to AT2
.
- 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.
- AT2 CHECK THE COMMUNICATION NETWORK
- Enter the following diagnostic mode on the scan tool: Network Test.
- Carry out the network test.
- Does the RCM pass the network test?
- AT3 RETRIEVE THE RECORDED DTCs FROM THE IC SELF-TEST
- Check for recorded IC
DTCs from the self-test.
- Is DTC B1317 or DTC B1318 recorded?
- AT4 RECHECK THE IC DTCs
- Clear the DTCs. Repeat the IC
self-test.
- Is DTC U0151 still present?
- Yes:
Go to AT5
.
- 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.
- AT5 CHECK FOR DTC U0151 SET IN OTHER MODULES
- Clear all DTCs.
- Ignition OFF.
- Ignition ON.
- Wait 10 seconds.
- Enter the following diagnostic mode on the scan tool: Self-Test.
- Retrieve the continuous memory DTCs from all modules.
- Is DTC U0151 set in the Occupant Classification System Module (OCSM)?