Pinpoint Test K: DTC B1137
- K1 CHECK FOR THE CORRECT RKE TRANSMITTERS
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NOTE: Make sure the IKTs are those provided with the OEM system and not from an aftermarket system, or a dealer installed system that may have been installed on the vehicle.
- Check that the correct IKTs are used with the vehicle.
- Are all the correct IKTs present?
- Yes : GO to K2.
- No : The system cannot be tested without the correct IKTs . INFORM the customer that all the correct IKTs must be present to proceed with diagnosis of the system.
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- K2 CHECK FOR COMMUNICATION WITH THE ICAND THE SJB
- Enter the following diagnostic mode on the scan tool: Network Test.
- Does the IC or SJB fail the network test?
- Yes : REFER to MODULE COMMUNICATIONS NETWORK .
- No : GO to K3.
- K3 REPROGRAM THE IKTs
- Erase and program all of the IKTs using the scan tool method. Refer to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) .
- Erase all IC DTCs.
- Enter the following diagnostic mode on the scan tool: IC Self-Test.
- Is DTC B1137 retrieved again?
- Yes : GO to K5.
- No : GO to K4.
- K4 CHECK THE OPERATION OF THE RKE TRANSMITTER
- Press any button on the suspect IKT .
- Does the RKE transmitter operate?
- Yes : The system is operating normally. The concern may have been caused by an improperly programmed IKT .
- No : Go To PINPOINT TEST J .
- K5 CHECK FOR CORRECT SJB OPERATION
- Disconnect all the SJB connectors.
- Check for:
- corrosion
- damaged pins
- pushed-out pins
- Connect all the SJB connectors and make sure they seat correctly.
- Operate the system and verify the concern is still present.
- Is the concern still present?
- Yes : INSTALL a new SJB . REFER to MULTIFUNCTION ELECTRONIC MODULES . TEST the system for normal operation.
- No : The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector.