limp mode Archives

TB1317 – Land Rover Discovery fault codes p045b and p045c

✓ Land Rover Discovery III & IV diesel models
✓ EGR-related fault codes P045B, P045C and P0490
✓ Acceleration and limp mode concerns

The full member bulletin includes the known cause of this fault, diagnostic information and Diesel Help’s recommended repair guidance.

🔒 Full Technical Bulletin – Member Access

Get access to this bulletin, plus Diesel Help’s growing library of member-only technical bulletins, with a Diesel Help Membership.

🔒 Member Access Required
This technical bulletin is part of Diesel Help’s member-only diagnostic library.

When diesel fault codes stop making sense, the issue is often understanding how the system you’re working on is designed to operate.

Start here:
Know the diesel fuel system you are diagnosing

Access over 300 technical bulletins, online training, and expert diagnostic support through Diesel Help membership — from $375 per year.

🔒 Member Access Required
This technical bulletin is part of Diesel Help’s member-only diagnostic library.

When diesel fault codes stop making sense, the issue is often understanding how the system you’re working on is designed to operate.

Start here:
Know the diesel fuel system you are diagnosing

Access over 300 technical bulletins, online training, and expert diagnostic support through Diesel Help membership — from $375 per year.

🔒 Member Access Required
This technical bulletin is part of Diesel Help’s member-only diagnostic library.

When diesel fault codes stop making sense, the issue is often understanding how the system you’re working on is designed to operate.

Start here:
Know the diesel fuel system you are diagnosing

Access over 300 technical bulletins, online training, and expert diagnostic support through Diesel Help membership — from $375 per year.

🔒 Member Access Required
This technical bulletin is part of Diesel Help’s member-only diagnostic library.

When diesel fault codes stop making sense, the issue is often understanding how the system you’re working on is designed to operate.

Start here:
Know the diesel fuel system you are diagnosing

Access over 300 technical bulletins, online training, and expert diagnostic support through Diesel Help membership — from $375 per year.