The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI.
On rare occasions, an intermittent SES light may be experienced due to DTCs P2135 and/or P2138. In some instances, a P060E may also be stored as a result of either DTC.
If any of the DTCs above are setting consistently, perform the SI diagnostics and repair as necessary. If the SI diagnostics do not isolate a cause for this concern due to the intermittent nature of this, perform the following suggestions as necessary: