Suzuki Wagon R RB310, Supplementary Service Manual

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AUTOMATIC TRANSMISSION (4 A/T) 7B-37
DTC P1700 Throttle position signal input malfunction
1. Throttle position (TP) sensor 4. TCM couplers (viewed from harness side)
2. ECM 5. ECM couplers (viewed from harness side)
3. TCM
DTC DETECTING CONDITION
• NO or abnormal throttle opening signal inputted.
Step Action Yes No
1 Check DTC of “ENGINE DIAGNOSIS” referring
to Section 6.
Is there DTC related to throttle position sensor
detected? Inspect and repair refer-
ring to DTC flow table of
“ENGINE DIAGNOSIS” in
Section 6. Go to Step 2.
2 1) Check for proper connections of terminal
“E12-8” to TCM and terminal “E22-21” to
ECM.
2) Turn ignition switch OFF and disconnect
TCM and ECM couplers.
3) Check continuity between terminal “E12-8”
of disconnected harness side TCM coupler
and terminal “E22-21” of disconnected har-
ness side ECM coupler.
Is continuity indicated?
Go to Step 3. “Y/B” wire open.