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)

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System Inspection





System Inspection

Air Cleaner Inspection
1. Check air cleaner condition. Is air cleaner clogged with dirt?
YES
1) Replace air cleaner and go to "Verification of Vehicle Repair" procedure.
NO
1) Go to "Air Leakage Inspection" procedure
Air Leakage Inspection
1. Check intake tube, breather hose and MAFS for source of any air leaks. Are there any cracks in intake tube, MAFS or breather hose
2. Verify oil cap and dipstick are properly installed and oil cap screwed on completely.
3. Has a problem been found?
YES
1) Repair or Replace as necessary and go to "Verification of Vehicle Repair" procedure.
NO
1) Go to "TPS Inspection" procedure.
TPS Inspection
1. Ignition "ON" & Engine "OFF"
2. Install Scantool and monitor the "THROTTLE P.SENSOR (V)" parameter on the Scantool data list.
A. Specification : Approx. 0.25-0.80V (Closed throttle Valve)/Approx 4.0-4.4V (Wide Open Throttle)
3. Is "THROTTLE P. SENSOR (V)" within specification?
YES
1) Go to W/Harness Inspection - "Terminal and Connector Inspection" procedure
NO
1) Inspect TP sensor and W/harness and repair or replace as necessary. Go to "Verification of Vehicle Repair" procedure