The Check Engine lamp may be illuminated and DTCs P0282 (Cylinder 8 Injector Control Circuit Low Voltage) and P0300 (Engine Misfire Detected) may be set on some 2015-2019 Escalade models equipped with the 6.2L V8 engine (RPO L86) and some 2015-2019 Suburban, Tahoe, and Yukon models equipped with the 5.3L V8 engine (RPO L83) or 6.2L V8 engine (RPO L86). The DTCs may be current or set in history. These conditions may be caused by a damaged wiring harness near the transmission bell housing. (Fig. 9)
图9
如果执行的服务信息诊断检查不隔离的条件的原因,清除进气歧管来检查#8喷射器布线区,其中银行2注射器线束跳出主发动机线束的。检查与变速器钟形壳硬接触。
可能有必要去除传输横梁,降低传输状态,然后将线束成发动机室来定位擦破导线。
在该线束的分支,会有其中线束钟形壳体上擦伤一个擦通过标记(图10)。打开线束需要修复线路。(图11)
图10
图11
- 由于特雷西·卢卡斯