Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Diagnosis

Refer to "DIAGNOSIS" in ELECTRONIC LEVEL CONTROL (ELC) (FOR VEHICLES W/O ELECTRONICALLY CONTROLLED SUSPENSION). All ELC diagnostic information in applies to the Commercial Chassis with the following exception:
^ Chart #1- Rear of Vehicle Low-Steps 21 and 23 show 690 kPa (100 psi) for the K passenger vehicle. This should be read as 828 kPa (12G psi) for the Commercial Chassis.