DTC Troubleshooting: 91 (With VSA)
DTC Troubleshooting: 91
| DTC 91: | F-CAN Communication |
NOTE: Before performing this troubleshooting, troubleshoot the PGM-FI System first.
| 1. | Check for DTCs in the ECM. Are any DTCs indicated? YES - Troubleshoot the ECM DTCs.n NO - Check for loose connector terminals in the VSA control unit 46P connector and repair if necessary. If terminals are OK, replace the VSA modulator-control unit.n |