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

Pressure Feedback Exhaust Sensor: Service and Repair

EGR Pressure Valve Sensor:





1. Remove engine appearance cover, air cleaner outlet tube and engine intake air resonator.
2. Disconnect fuel charging wiring from Exhaust Gas Recirculation (EGR) backpressure transducer.
3. Disconnect fuel charge wiring from EGR backpressure transducer.
4. Remove EGR backpressure transducer retaining nuts and EGR backpressure transducer from EGR backpressure transducer bracket.
5. If required, remove EGR backpressure transducer bracket from the LH cylinder head.
6. To install, reverse removal procedure. Tighten EGR backpressure transducer bracket bolts to 8-12 Nm (71-106 lb in). Tighten EGR backpressure transducer retaining nuts to 5-7 Nm (40-61 lb in).